221480012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{250543}}^1$

素因数の和:250577

約数の個数: 24

約数和(自身を含む): 441959616

約数和(自身を除く): 220479604

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 250543, 501086, 1002172, 3257059, 4259231, 6514118, 8518462, 13028236, 17036924, 55370003, 110740006, 221480012]

約数ペア:

[(1, 221480012), (2, 110740006), (4, 55370003), (13, 17036924), (17, 13028236), (26, 8518462), (34, 6514118), (52, 4259231), (68, 3257059), (221, 1002172), (442, 501086), (884, 250543)]