9894775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{3271}}^1$

素因数の和:3303

約数の個数: 18

約数和(自身を含む): 13490456

約数和(自身を除く): 3595681

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 3271, 16355, 35981, 81775, 179905, 395791, 899525, 1978955, 9894775]

約数ペア:

[(1, 9894775), (5, 1978955), (11, 899525), (25, 395791), (55, 179905), (121, 81775), (275, 35981), (605, 16355), (3025, 3271)]