31879055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 12150385

約数列:

[1, 5, 13, 19, 65, 83, 95, 247, 311, 415, 1079, 1235, 1555, 1577, 4043, 5395, 5909, 7885, 20215, 20501, 25813, 29545, 76817, 102505, 129065, 335569, 384085, 490447, 1677845, 2452235, 6375811, 31879055]

約数ペア:

[(1, 31879055), (5, 6375811), (13, 2452235), (19, 1677845), (65, 490447), (83, 384085), (95, 335569), (247, 129065), (311, 102505), (415, 76817), (1079, 29545), (1235, 25813), (1555, 20501), (1577, 20215), (4043, 7885), (5395, 5909)]