152181505

素因数分解:

$5^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{1549}}^1$

素因数の和:1969

約数の個数: 24

約数和(自身を含む): 213100200

約数和(自身を除く): 60918695

約数列:

[1, 5, 7, 35, 49, 245, 401, 1549, 2005, 2807, 7745, 10843, 14035, 19649, 54215, 75901, 98245, 379505, 621149, 3105745, 4348043, 21740215, 30436301, 152181505]

約数ペア:

[(1, 152181505), (5, 30436301), (7, 21740215), (35, 4348043), (49, 3105745), (245, 621149), (401, 379505), (1549, 98245), (2005, 75901), (2807, 54215), (7745, 19649), (10843, 14035)]