853125

素因数分解:

$3^1\times 5^5\times 7^1\times {\mathrm{13}}^1$

素因数の和:48

約数の個数: 48

約数和(自身を含む): 1749888

約数和(自身を除く): 896763

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 125, 175, 195, 273, 325, 375, 455, 525, 625, 875, 975, 1365, 1625, 1875, 2275, 2625, 3125, 4375, 4875, 6825, 8125, 9375, 11375, 13125, 21875, 24375, 34125, 40625, 56875, 65625, 121875, 170625, 284375, 853125]

約数ペア:

[(1, 853125), (3, 284375), (5, 170625), (7, 121875), (13, 65625), (15, 56875), (21, 40625), (25, 34125), (35, 24375), (39, 21875), (65, 13125), (75, 11375), (91, 9375), (105, 8125), (125, 6825), (175, 4875), (195, 4375), (273, 3125), (325, 2625), (375, 2275), (455, 1875), (525, 1625), (625, 1365), (875, 975)]