139893761

素因数分解:

$7^1\times {\mathrm{47}}^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 166837440

約数和(自身を除く): 26943679

約数列:

[1, 7, 47, 83, 109, 329, 581, 763, 2209, 3901, 5123, 9047, 15463, 27307, 35861, 63329, 183347, 240781, 425209, 1283429, 1685467, 2976463, 19984823, 139893761]

約数ペア:

[(1, 139893761), (7, 19984823), (47, 2976463), (83, 1685467), (109, 1283429), (329, 425209), (581, 240781), (763, 183347), (2209, 63329), (3901, 35861), (5123, 27307), (9047, 15463)]