12561256

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 24202440

約数和(自身を除く): 11641184

約数列:

[1, 2, 4, 8, 73, 137, 146, 157, 274, 292, 314, 548, 584, 628, 1096, 1256, 10001, 11461, 20002, 21509, 22922, 40004, 43018, 45844, 80008, 86036, 91688, 172072, 1570157, 3140314, 6280628, 12561256]

約数ペア:

[(1, 12561256), (2, 6280628), (4, 3140314), (8, 1570157), (73, 172072), (137, 91688), (146, 86036), (157, 80008), (274, 45844), (292, 43018), (314, 40004), (548, 22922), (584, 21509), (628, 20002), (1096, 11461), (1256, 10001)]