16888980885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 32514048000

約数和(自身を除く): 15625067115

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 97, 105, 149, 155, 217, 291, 359, 447, 465, 485, 651, 679, 745, 1043, 1077, 1085, 1455, 1795, 2037, 2235, 2513, 3007, 3129, 3255, 3395, 4619, 5215, 5385, 7539, 9021, 10185, 11129, 12565, 13857, 14453, 15035, 15645, 21049, 23095, 32333, 33387, 34823, 37695, 43359, 45105, 53491, 55645, 63147, 69285, 72265, 77903, 96999, 101171, 104469, 105245, 160473, 161665, 166935, 174115, 216795, 233709, 243761, 267455, 303513, 315735, 374437, 389515, 448043, 484995, 505855, 522345, 731283, 802365, 1079513, 1123311, 1168545, 1218805, 1344129, 1517565, 1658221, 1872185, 2240215, 3136301, 3238539, 3656415, 4974663, 5188627, 5397565, 5616555, 6720645, 7556591, 8291105, 9408903, 11607547, 15565881, 15681505, 16192695, 22669773, 24873315, 25943135, 34822641, 36320389, 37782955, 47044515, 58037735, 77829405, 108961167, 113348865, 160847437, 174113205, 181601945, 482542311, 544805835, 804237185, 1125932059, 2412711555, 3377796177, 5629660295, 16888980885]

約数ペア:

[(1, 16888980885), (3, 5629660295), (5, 3377796177), (7, 2412711555), (15, 1125932059), (21, 804237185), (31, 544805835), (35, 482542311), (93, 181601945), (97, 174113205), (105, 160847437), (149, 113348865), (155, 108961167), (217, 77829405), (291, 58037735), (359, 47044515), (447, 37782955), (465, 36320389), (485, 34822641), (651, 25943135), (679, 24873315), (745, 22669773), (1043, 16192695), (1077, 15681505), (1085, 15565881), (1455, 11607547), (1795, 9408903), (2037, 8291105), (2235, 7556591), (2513, 6720645), (3007, 5616555), (3129, 5397565), (3255, 5188627), (3395, 4974663), (4619, 3656415), (5215, 3238539), (5385, 3136301), (7539, 2240215), (9021, 1872185), (10185, 1658221), (11129, 1517565), (12565, 1344129), (13857, 1218805), (14453, 1168545), (15035, 1123311), (15645, 1079513), (21049, 802365), (23095, 731283), (32333, 522345), (33387, 505855), (34823, 484995), (37695, 448043), (43359, 389515), (45105, 374437), (53491, 315735), (55645, 303513), (63147, 267455), (69285, 243761), (72265, 233709), (77903, 216795), (96999, 174115), (101171, 166935), (104469, 161665), (105245, 160473)]