121472975

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{28751}}^1$

素因数の和:28787

約数の個数: 18

約数和(自身を含む): 163110096

約数和(自身を除く): 41637121

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 28751, 143755, 373763, 718775, 1868815, 4858919, 9344075, 24294595, 121472975]

約数ペア:

[(1, 121472975), (5, 24294595), (13, 9344075), (25, 4858919), (65, 1868815), (169, 718775), (325, 373763), (845, 143755), (4225, 28751)]