8401875

素因数分解:

$3^1\times 5^4\times {\mathrm{4481}}^1$

素因数の和:4504

約数の個数: 20

約数和(自身を含む): 14001768

約数和(自身を除く): 5599893

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 4481, 13443, 22405, 67215, 112025, 336075, 560125, 1680375, 2800625, 8401875]

約数ペア:

[(1, 8401875), (3, 2800625), (5, 1680375), (15, 560125), (25, 336075), (75, 112025), (125, 67215), (375, 22405), (625, 13443), (1875, 4481)]