25049921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 28358400

約数和(自身を除く): 3308479

約数列:

[1, 13, 23, 199, 299, 421, 2587, 4577, 5473, 9683, 59501, 83779, 125879, 1089127, 1926917, 25049921]

約数ペア:

[(1, 25049921), (13, 1926917), (23, 1089127), (199, 125879), (299, 83779), (421, 59501), (2587, 9683), (4577, 5473)]