1318703025

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{240859}}^1$

素因数の和:240945

約数の個数: 24

約数和(自身を含む): 2210131360

約数和(自身を除く): 891428335

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 5475, 240859, 722577, 1204295, 3612885, 6021475, 17582707, 18064425, 52748121, 87913535, 263740605, 439567675, 1318703025]

約数ペア:

[(1, 1318703025), (3, 439567675), (5, 263740605), (15, 87913535), (25, 52748121), (73, 18064425), (75, 17582707), (219, 6021475), (365, 3612885), (1095, 1204295), (1825, 722577), (5475, 240859)]