64631545

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{317}}^1\times {\mathrm{337}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 85772232

約数和(自身を除く): 21140687

約数列:

[1, 5, 11, 55, 121, 317, 337, 605, 1585, 1685, 3487, 3707, 17435, 18535, 38357, 40777, 106829, 191785, 203885, 534145, 1175119, 5875595, 12926309, 64631545]

約数ペア:

[(1, 64631545), (5, 12926309), (11, 5875595), (55, 1175119), (121, 534145), (317, 203885), (337, 191785), (605, 106829), (1585, 40777), (1685, 38357), (3487, 18535), (3707, 17435)]