1048125

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:79

約数の個数: 40

約数和(自身を含む): 1924384

約数和(自身を除く): 876259

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 125, 129, 195, 215, 325, 375, 559, 625, 645, 975, 1075, 1625, 1677, 1875, 2795, 3225, 4875, 5375, 8125, 8385, 13975, 16125, 24375, 26875, 41925, 69875, 80625, 209625, 349375, 1048125]

約数ペア:

[(1, 1048125), (3, 349375), (5, 209625), (13, 80625), (15, 69875), (25, 41925), (39, 26875), (43, 24375), (65, 16125), (75, 13975), (125, 8385), (129, 8125), (195, 5375), (215, 4875), (325, 3225), (375, 2795), (559, 1875), (625, 1677), (645, 1625), (975, 1075)]