71323335

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2887}}^1$

素因数の和:2965

約数の個数: 40

約数和(自身を含む): 129994656

約数和(自身を除く): 58671321

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1647, 2745, 2887, 4941, 8235, 8661, 14435, 24705, 25983, 43305, 77949, 129915, 176107, 233847, 389745, 528321, 880535, 1169235, 1584963, 2641605, 4754889, 7924815, 14264667, 23774445, 71323335]

約数ペア:

[(1, 71323335), (3, 23774445), (5, 14264667), (9, 7924815), (15, 4754889), (27, 2641605), (45, 1584963), (61, 1169235), (81, 880535), (135, 528321), (183, 389745), (305, 233847), (405, 176107), (549, 129915), (915, 77949), (1647, 43305), (2745, 25983), (2887, 24705), (4941, 14435), (8235, 8661)]