71243475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{22091}}^1$

素因数の和:22147

約数の個数: 24

約数和(自身を含む): 120533952

約数和(自身を除く): 49290477

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 22091, 66273, 110455, 331365, 552275, 949913, 1656825, 2849739, 4749565, 14248695, 23747825, 71243475]

約数ペア:

[(1, 71243475), (3, 23747825), (5, 14248695), (15, 4749565), (25, 2849739), (43, 1656825), (75, 949913), (129, 552275), (215, 331365), (645, 110455), (1075, 66273), (3225, 22091)]