6643125

素因数分解:

$3^2\times 5^4\times {\mathrm{1181}}^1$

素因数の和:1207

約数の個数: 30

約数和(自身を含む): 12000846

約数和(自身を除く): 5357721

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1181, 1875, 3543, 5625, 5905, 10629, 17715, 29525, 53145, 88575, 147625, 265725, 442875, 738125, 1328625, 2214375, 6643125]

約数ペア:

[(1, 6643125), (3, 2214375), (5, 1328625), (9, 738125), (15, 442875), (25, 265725), (45, 147625), (75, 88575), (125, 53145), (225, 29525), (375, 17715), (625, 10629), (1125, 5905), (1181, 5625), (1875, 3543)]