7878975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{8081}}^1$

素因数の和:8107

約数の個数: 24

約数和(自身を含む): 14030352

約数和(自身を除く): 6151377

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 8081, 24243, 40405, 105053, 121215, 202025, 315159, 525265, 606075, 1575795, 2626325, 7878975]

約数ペア:

[(1, 7878975), (3, 2626325), (5, 1575795), (13, 606075), (15, 525265), (25, 315159), (39, 202025), (65, 121215), (75, 105053), (195, 40405), (325, 24243), (975, 8081)]