864375

素因数分解:

$3^1\times 5^4\times {\mathrm{461}}^1$

素因数の和:484

約数の個数: 20

約数和(自身を含む): 1443288

約数和(自身を除く): 578913

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 461, 625, 1383, 1875, 2305, 6915, 11525, 34575, 57625, 172875, 288125, 864375]

約数ペア:

[(1, 864375), (3, 288125), (5, 172875), (15, 57625), (25, 34575), (75, 11525), (125, 6915), (375, 2305), (461, 1875), (625, 1383)]