1231312318

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{1471}}^1\times {\mathrm{3011}}^1$

素因数の和:4623

約数の個数: 16

約数和(自身を含む): 1862138880

約数和(自身を除く): 630826562

約数列:

[1, 2, 139, 278, 1471, 2942, 3011, 6022, 204469, 408938, 418529, 837058, 4429181, 8858362, 615656159, 1231312318]

約数ペア:

[(1, 1231312318), (2, 615656159), (139, 8858362), (278, 4429181), (1471, 837058), (2942, 418529), (3011, 408938), (6022, 204469)]