1828125

素因数分解:

$3^2\times 5^6\times {\mathrm{13}}^1$

素因数の和:49

約数の個数: 42

約数和(自身を含む): 3554642

約数和(自身を除く): 1726517

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 625, 975, 1125, 1625, 1875, 2925, 3125, 4875, 5625, 8125, 9375, 14625, 15625, 24375, 28125, 40625, 46875, 73125, 121875, 140625, 203125, 365625, 609375, 1828125]

約数ペア:

[(1, 1828125), (3, 609375), (5, 365625), (9, 203125), (13, 140625), (15, 121875), (25, 73125), (39, 46875), (45, 40625), (65, 28125), (75, 24375), (117, 15625), (125, 14625), (195, 9375), (225, 8125), (325, 5625), (375, 4875), (585, 3125), (625, 2925), (975, 1875), (1125, 1625)]