18422502579

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 31222376640

約数和(自身を除く): 12799874061

約数列:

[1, 3, 9, 13, 23, 39, 61, 69, 89, 97, 117, 169, 183, 207, 267, 291, 299, 507, 549, 793, 801, 873, 897, 1157, 1261, 1403, 1521, 2047, 2231, 2379, 2691, 3471, 3783, 3887, 4209, 5429, 5917, 6141, 6693, 7137, 8633, 10309, 10413, 11349, 11661, 12627, 15041, 16287, 16393, 17751, 18239, 18423, 20079, 25899, 26611, 29003, 30927, 34983, 45123, 48861, 49179, 53253, 54717, 70577, 76921, 77697, 79833, 87009, 92781, 112229, 124867, 135369, 136091, 147537, 164151, 198559, 211731, 230763, 237107, 239499, 261027, 336687, 345943, 374601, 377039, 408273, 526613, 595677, 635193, 692289, 711321, 917501, 999973, 1010061, 1037829, 1123803, 1131117, 1224819, 1458977, 1579839, 1623271, 1769183, 1787031, 2133963, 2581267, 2752503, 2999919, 3113487, 3393351, 4376931, 4739517, 4869813, 5307549, 6845969, 7743801, 8257509, 8999757, 12112099, 13130793, 14609439, 15922647, 20537907, 21102523, 22999379, 23231403, 33556471, 36336297, 61613721, 63307569, 68998137, 88997597, 100669413, 109008891, 157457287, 189922707, 206994411, 266992791, 302008239, 472371861, 800978373, 1417115583, 2046944731, 6140834193, 18422502579]

約数ペア:

[(1, 18422502579), (3, 6140834193), (9, 2046944731), (13, 1417115583), (23, 800978373), (39, 472371861), (61, 302008239), (69, 266992791), (89, 206994411), (97, 189922707), (117, 157457287), (169, 109008891), (183, 100669413), (207, 88997597), (267, 68998137), (291, 63307569), (299, 61613721), (507, 36336297), (549, 33556471), (793, 23231403), (801, 22999379), (873, 21102523), (897, 20537907), (1157, 15922647), (1261, 14609439), (1403, 13130793), (1521, 12112099), (2047, 8999757), (2231, 8257509), (2379, 7743801), (2691, 6845969), (3471, 5307549), (3783, 4869813), (3887, 4739517), (4209, 4376931), (5429, 3393351), (5917, 3113487), (6141, 2999919), (6693, 2752503), (7137, 2581267), (8633, 2133963), (10309, 1787031), (10413, 1769183), (11349, 1623271), (11661, 1579839), (12627, 1458977), (15041, 1224819), (16287, 1131117), (16393, 1123803), (17751, 1037829), (18239, 1010061), (18423, 999973), (20079, 917501), (25899, 711321), (26611, 692289), (29003, 635193), (30927, 595677), (34983, 526613), (45123, 408273), (48861, 377039), (49179, 374601), (53253, 345943), (54717, 336687), (70577, 261027), (76921, 239499), (77697, 237107), (79833, 230763), (87009, 211731), (92781, 198559), (112229, 164151), (124867, 147537), (135369, 136091)]