31290836

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 55883520

約数和(自身を除く): 24592684

約数列:

[1, 2, 4, 71, 142, 239, 284, 461, 478, 922, 956, 1844, 16969, 32731, 33938, 65462, 67876, 110179, 130924, 220358, 440716, 7822709, 15645418, 31290836]

約数ペア:

[(1, 31290836), (2, 15645418), (4, 7822709), (71, 440716), (142, 220358), (239, 130924), (284, 110179), (461, 67876), (478, 65462), (922, 33938), (956, 32731), (1844, 16969)]