13019025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{10211}}^1$

素因数の和:10241

約数の個数: 24

約数和(自身を含む): 22793184

約数和(自身を除く): 9774159

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 10211, 30633, 51055, 153165, 173587, 255275, 520761, 765825, 867935, 2603805, 4339675, 13019025]

約数ペア:

[(1, 13019025), (3, 4339675), (5, 2603805), (15, 867935), (17, 765825), (25, 520761), (51, 255275), (75, 173587), (85, 153165), (255, 51055), (425, 30633), (1275, 10211)]