1213235569

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 1512935424

約数和(自身を除く): 299699855

約数列:

[1, 7, 13, 91, 163, 263, 311, 1141, 1841, 2119, 2177, 3419, 4043, 14833, 23933, 28301, 42869, 50693, 81793, 300083, 354851, 557297, 572551, 659009, 1063309, 3901079, 4613063, 7443163, 13332259, 93325813, 173319367, 1213235569]

約数ペア:

[(1, 1213235569), (7, 173319367), (13, 93325813), (91, 13332259), (163, 7443163), (263, 4613063), (311, 3901079), (1141, 1063309), (1841, 659009), (2119, 572551), (2177, 557297), (3419, 354851), (4043, 300083), (14833, 81793), (23933, 50693), (28301, 42869)]