1315375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:651

約数の個数: 16

約数和(自身を含む): 1740960

約数和(自身を除く): 425585

約数列:

[1, 5, 17, 25, 85, 125, 425, 619, 2125, 3095, 10523, 15475, 52615, 77375, 263075, 1315375]

約数ペア:

[(1, 1315375), (5, 263075), (17, 77375), (25, 52615), (85, 15475), (125, 10523), (425, 3095), (619, 2125)]