31455748

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{941}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 56418264

約数和(自身を除く): 24962516

約数列:

[1, 2, 4, 61, 122, 137, 244, 274, 548, 941, 1882, 3764, 8357, 16714, 33428, 57401, 114802, 128917, 229604, 257834, 515668, 7863937, 15727874, 31455748]

約数ペア:

[(1, 31455748), (2, 15727874), (4, 7863937), (61, 515668), (122, 257834), (137, 229604), (244, 128917), (274, 114802), (548, 57401), (941, 33428), (1882, 16714), (3764, 8357)]