3901875

素因数分解:

$3^1\times 5^4\times {\mathrm{2081}}^1$

素因数の和:2104

約数の個数: 20

約数和(自身を含む): 6504168

約数和(自身を除く): 2602293

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 2081, 6243, 10405, 31215, 52025, 156075, 260125, 780375, 1300625, 3901875]

約数ペア:

[(1, 3901875), (3, 1300625), (5, 780375), (15, 260125), (25, 156075), (75, 52025), (125, 31215), (375, 10405), (625, 6243), (1875, 2081)]