71660655

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2039}}^1$

素因数の和:2132

約数の個数: 48

約数和(自身を含む): 137479680

約数和(自身を除く): 65819025

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 495, 639, 781, 1065, 2039, 2343, 3195, 3905, 6117, 7029, 10195, 11715, 18351, 22429, 30585, 35145, 67287, 91755, 112145, 144769, 201861, 336435, 434307, 723845, 1009305, 1302921, 1592459, 2171535, 4777377, 6514605, 7962295, 14332131, 23886885, 71660655]

約数ペア:

[(1, 71660655), (3, 23886885), (5, 14332131), (9, 7962295), (11, 6514605), (15, 4777377), (33, 2171535), (45, 1592459), (55, 1302921), (71, 1009305), (99, 723845), (165, 434307), (213, 336435), (355, 201861), (495, 144769), (639, 112145), (781, 91755), (1065, 67287), (2039, 35145), (2343, 30585), (3195, 22429), (3905, 18351), (6117, 11715), (7029, 10195)]