904920289

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{13033}}^1$

素因数の和:13169

約数の個数: 24

約数和(自身を含む): 1144124520

約数和(自身を除く): 239204231

約数列:

[1, 7, 13, 49, 91, 109, 637, 763, 1417, 5341, 9919, 13033, 69433, 91231, 169429, 638617, 1186003, 1420597, 8302021, 9944179, 18467761, 69609253, 129274327, 904920289]

約数ペア:

[(1, 904920289), (7, 129274327), (13, 69609253), (49, 18467761), (91, 9944179), (109, 8302021), (637, 1420597), (763, 1186003), (1417, 638617), (5341, 169429), (9919, 91231), (13033, 69433)]