671567390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139619}}^1$

素因数の和:139676

約数の個数: 32

約数和(自身を含む): 1337001120

約数和(自身を除く): 665433730

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 139619, 279238, 698095, 1396190, 1815047, 3630094, 5165903, 9075235, 10331806, 18150470, 25829515, 51659030, 67156739, 134313478, 335783695, 671567390]

約数ペア:

[(1, 671567390), (2, 335783695), (5, 134313478), (10, 67156739), (13, 51659030), (26, 25829515), (37, 18150470), (65, 10331806), (74, 9075235), (130, 5165903), (185, 3630094), (370, 1815047), (481, 1396190), (962, 698095), (2405, 279238), (4810, 139619)]