210007899525

素因数分解:

$3^1\times 5^2\times {\mathrm{2800105327}}^1$

素因数の和:2800105340

約数の個数: 12

約数和(自身を含む): 347213060672

約数和(自身を除く): 137205161147

約数列:

[1, 3, 5, 15, 25, 75, 2800105327, 8400315981, 14000526635, 42001579905, 70002633175, 210007899525]

約数ペア:

[(1, 210007899525), (3, 70002633175), (5, 42001579905), (15, 14000526635), (25, 8400315981), (75, 2800105327)]