16668825

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2039}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 27825600

約数和(自身を除く): 11156775

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 1635, 2039, 2725, 6117, 8175, 10195, 30585, 50975, 152925, 222251, 666753, 1111255, 3333765, 5556275, 16668825]

約数ペア:

[(1, 16668825), (3, 5556275), (5, 3333765), (15, 1111255), (25, 666753), (75, 222251), (109, 152925), (327, 50975), (545, 30585), (1635, 10195), (2039, 8175), (2725, 6117)]