13749125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{8461}}^1$

素因数の和:8489

約数の個数: 16

約数和(自身を含む): 18481008

約数和(自身を除く): 4731883

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 8461, 42305, 109993, 211525, 549965, 1057625, 2749825, 13749125]

約数ペア:

[(1, 13749125), (5, 2749825), (13, 1057625), (25, 549965), (65, 211525), (125, 109993), (325, 42305), (1625, 8461)]