31943468

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{821}}^1$

素因数の和:1033

約数の個数: 24

約数和(自身を含む): 57171744

約数和(自身を除く): 25228276

約数列:

[1, 2, 4, 71, 137, 142, 274, 284, 548, 821, 1642, 3284, 9727, 19454, 38908, 58291, 112477, 116582, 224954, 233164, 449908, 7985867, 15971734, 31943468]

約数ペア:

[(1, 31943468), (2, 15971734), (4, 7985867), (71, 449908), (137, 233164), (142, 224954), (274, 116582), (284, 112477), (548, 58291), (821, 38908), (1642, 19454), (3284, 9727)]