31372485759

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{433723}}^1$

素因数の和:433801

約数の個数: 40

約数和(自身を含む): 50381379840

約数和(自身を除く): 19008894081

約数列:

[1, 3, 9, 19, 27, 47, 57, 81, 141, 171, 423, 513, 893, 1269, 1539, 2679, 3807, 8037, 24111, 72333, 433723, 1301169, 3903507, 8240737, 11710521, 20384981, 24722211, 35131563, 61154943, 74166633, 183464829, 222499899, 387314639, 550394487, 667499697, 1161943917, 1651183461, 3485831751, 10457495253, 31372485759]

約数ペア:

[(1, 31372485759), (3, 10457495253), (9, 3485831751), (19, 1651183461), (27, 1161943917), (47, 667499697), (57, 550394487), (81, 387314639), (141, 222499899), (171, 183464829), (423, 74166633), (513, 61154943), (893, 35131563), (1269, 24722211), (1539, 20384981), (2679, 11710521), (3807, 8240737), (8037, 3903507), (24111, 1301169), (72333, 433723)]