7187025

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 12042880

約数和(自身を除く): 4855855

約数列:

[1, 3, 5, 15, 25, 75, 79, 237, 395, 1185, 1213, 1975, 3639, 5925, 6065, 18195, 30325, 90975, 95827, 287481, 479135, 1437405, 2395675, 7187025]

約数ペア:

[(1, 7187025), (3, 2395675), (5, 1437405), (15, 479135), (25, 287481), (75, 95827), (79, 90975), (237, 30325), (395, 18195), (1185, 6065), (1213, 5925), (1975, 3639)]