9739457

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 13009920

約数和(自身を除く): 3270463

約数列:

[1, 7, 13, 19, 43, 91, 131, 133, 247, 301, 559, 817, 917, 1703, 1729, 2489, 3913, 5633, 5719, 10621, 11921, 17423, 32357, 39431, 73229, 74347, 107027, 226499, 512603, 749189, 1391351, 9739457]

約数ペア:

[(1, 9739457), (7, 1391351), (13, 749189), (19, 512603), (43, 226499), (91, 107027), (131, 74347), (133, 73229), (247, 39431), (301, 32357), (559, 17423), (817, 11921), (917, 10621), (1703, 5719), (1729, 5633), (2489, 3913)]