521005425

素因数分解:

$3^1\times 5^2\times {\mathrm{1601}}^1\times {\mathrm{4339}}^1$

素因数の和:5953

約数の個数: 24

約数和(自身を含む): 862132320

約数和(自身を除く): 341126895

約数列:

[1, 3, 5, 15, 25, 75, 1601, 4339, 4803, 8005, 13017, 21695, 24015, 40025, 65085, 108475, 120075, 325425, 6946739, 20840217, 34733695, 104201085, 173668475, 521005425]

約数ペア:

[(1, 521005425), (3, 173668475), (5, 104201085), (15, 34733695), (25, 20840217), (75, 6946739), (1601, 325425), (4339, 120075), (4803, 108475), (8005, 65085), (13017, 40025), (21695, 24015)]