4278126975

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1326551}}^1$

素因数の和:1326607

約数の個数: 24

約数和(自身を含む): 7237667712

約数和(自身を除く): 2959540737

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 1326551, 3979653, 6632755, 19898265, 33163775, 57041693, 99491325, 171125079, 285208465, 855625395, 1426042325, 4278126975]

約数ペア:

[(1, 4278126975), (3, 1426042325), (5, 855625395), (15, 285208465), (25, 171125079), (43, 99491325), (75, 57041693), (129, 33163775), (215, 19898265), (645, 6632755), (1075, 3979653), (3225, 1326551)]