81260212

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{15263}}^1$

素因数の和:15300

約数の個数: 24

約数和(自身を含む): 156425472

約数和(自身を除く): 75165260

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 5324, 15263, 30526, 61052, 167893, 335786, 671572, 1846823, 3693646, 7387292, 20315053, 40630106, 81260212]

約数ペア:

[(1, 81260212), (2, 40630106), (4, 20315053), (11, 7387292), (22, 3693646), (44, 1846823), (121, 671572), (242, 335786), (484, 167893), (1331, 61052), (2662, 30526), (5324, 15263)]