52138205

素因数分解:

$5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1531}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 73352160

約数和(自身を除く): 21213955

約数列:

[1, 5, 7, 35, 49, 139, 245, 695, 973, 1531, 4865, 6811, 7655, 10717, 34055, 53585, 75019, 212809, 375095, 1064045, 1489663, 7448315, 10427641, 52138205]

約数ペア:

[(1, 52138205), (5, 10427641), (7, 7448315), (35, 1489663), (49, 1064045), (139, 375095), (245, 212809), (695, 75019), (973, 53585), (1531, 34055), (4865, 10717), (6811, 7655)]