149722979

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 180124560

約数和(自身を除く): 30401581

約数列:

[1, 7, 37, 49, 259, 269, 307, 1813, 1883, 2149, 9953, 11359, 13181, 15043, 69671, 79513, 82583, 487697, 556591, 578081, 3055571, 4046567, 21388997, 149722979]

約数ペア:

[(1, 149722979), (7, 21388997), (37, 4046567), (49, 3055571), (259, 578081), (269, 556591), (307, 487697), (1813, 82583), (1883, 79513), (2149, 69671), (9953, 15043), (11359, 13181)]