247996969

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 289650816

約数和(自身を除く): 41653847

約数列:

[1, 11, 17, 181, 187, 289, 431, 1991, 3077, 3179, 4741, 7327, 33847, 52309, 78011, 80597, 124559, 575399, 858121, 1326187, 1370149, 14588057, 22545179, 247996969]

約数ペア:

[(1, 247996969), (11, 22545179), (17, 14588057), (181, 1370149), (187, 1326187), (289, 858121), (431, 575399), (1991, 124559), (3077, 80597), (3179, 78011), (4741, 52309), (7327, 33847)]