221282475

素因数分解:

$3^1\times 5^2\times {\mathrm{1447}}^1\times {\mathrm{2039}}^1$

素因数の和:3499

約数の個数: 24

約数和(自身を含む): 366286080

約数和(自身を除く): 145003605

約数列:

[1, 3, 5, 15, 25, 75, 1447, 2039, 4341, 6117, 7235, 10195, 21705, 30585, 36175, 50975, 108525, 152925, 2950433, 8851299, 14752165, 44256495, 73760825, 221282475]

約数ペア:

[(1, 221282475), (3, 73760825), (5, 44256495), (15, 14752165), (25, 8851299), (75, 2950433), (1447, 152925), (2039, 108525), (4341, 50975), (6117, 36175), (7235, 30585), (10195, 21705)]