31418294

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 50380704

約数和(自身を除く): 18962410

約数列:

[1, 2, 43, 53, 61, 86, 106, 113, 122, 226, 2279, 2623, 3233, 4558, 4859, 5246, 5989, 6466, 6893, 9718, 11978, 13786, 139019, 257527, 278038, 296399, 365329, 515054, 592798, 730658, 15709147, 31418294]

約数ペア:

[(1, 31418294), (2, 15709147), (43, 730658), (53, 592798), (61, 515054), (86, 365329), (106, 296399), (113, 278038), (122, 257527), (226, 139019), (2279, 13786), (2623, 11978), (3233, 9718), (4558, 6893), (4859, 6466), (5246, 5989)]