3977025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4079}}^1$

素因数の和:4105

約数の個数: 24

約数和(自身を含む): 7082880

約数和(自身を除く): 3105855

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 4079, 12237, 20395, 53027, 61185, 101975, 159081, 265135, 305925, 795405, 1325675, 3977025]

約数ペア:

[(1, 3977025), (3, 1325675), (5, 795405), (13, 305925), (15, 265135), (25, 159081), (39, 101975), (65, 61185), (75, 53027), (195, 20395), (325, 12237), (975, 4079)]