23231481

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1979}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 39029760

約数和(自身を除く): 15798279

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 1979, 3913, 5937, 11739, 13853, 25727, 41559, 77181, 85097, 180089, 255291, 540267, 595679, 1106261, 1787037, 3318783, 7743827, 23231481]

約数ペア:

[(1, 23231481), (3, 7743827), (7, 3318783), (13, 1787037), (21, 1106261), (39, 595679), (43, 540267), (91, 255291), (129, 180089), (273, 85097), (301, 77181), (559, 41559), (903, 25727), (1677, 13853), (1979, 11739), (3913, 5937)]