12638615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 17611776

約数和(自身を除く): 4973161

約数列:

[1, 5, 11, 23, 55, 97, 103, 115, 253, 485, 515, 1067, 1133, 1265, 2231, 2369, 5335, 5665, 9991, 11155, 11845, 24541, 26059, 49955, 109901, 122705, 130295, 229793, 549505, 1148965, 2527723, 12638615]

約数ペア:

[(1, 12638615), (5, 2527723), (11, 1148965), (23, 549505), (55, 229793), (97, 130295), (103, 122705), (115, 109901), (253, 49955), (485, 26059), (515, 24541), (1067, 11845), (1133, 11155), (1265, 9991), (2231, 5665), (2369, 5335)]