161774578

素因数分解:

$2^1\times 7^4\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:660

約数の個数: 40

約数和(自身を含む): 288390960

約数和(自身を除く): 126616382

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 343, 413, 571, 686, 826, 1142, 2401, 2891, 3997, 4802, 5782, 7994, 20237, 27979, 33689, 40474, 55958, 67378, 141659, 195853, 235823, 283318, 391706, 471646, 1370971, 1650761, 2741942, 3301522, 11555327, 23110654, 80887289, 161774578]

約数ペア:

[(1, 161774578), (2, 80887289), (7, 23110654), (14, 11555327), (49, 3301522), (59, 2741942), (98, 1650761), (118, 1370971), (343, 471646), (413, 391706), (571, 283318), (686, 235823), (826, 195853), (1142, 141659), (2401, 67378), (2891, 55958), (3997, 40474), (4802, 33689), (5782, 27979), (7994, 20237)]