78856974

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3083}}^1$

素因数の和:3134

約数の個数: 72

約数和(自身を含む): 205671960

約数和(自身を除く): 126814986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 87, 98, 126, 147, 174, 203, 261, 294, 406, 441, 522, 609, 882, 1218, 1421, 1827, 2842, 3083, 3654, 4263, 6166, 8526, 9249, 12789, 18498, 21581, 25578, 27747, 43162, 55494, 64743, 89407, 129486, 151067, 178814, 194229, 268221, 302134, 388458, 453201, 536442, 625849, 804663, 906402, 1251698, 1359603, 1609326, 1877547, 2719206, 3755094, 4380943, 5632641, 8761886, 11265282, 13142829, 26285658, 39428487, 78856974]

約数ペア:

[(1, 78856974), (2, 39428487), (3, 26285658), (6, 13142829), (7, 11265282), (9, 8761886), (14, 5632641), (18, 4380943), (21, 3755094), (29, 2719206), (42, 1877547), (49, 1609326), (58, 1359603), (63, 1251698), (87, 906402), (98, 804663), (126, 625849), (147, 536442), (174, 453201), (203, 388458), (261, 302134), (294, 268221), (406, 194229), (441, 178814), (522, 151067), (609, 129486), (882, 89407), (1218, 64743), (1421, 55494), (1827, 43162), (2842, 27747), (3083, 25578), (3654, 21581), (4263, 18498), (6166, 12789), (8526, 9249)]