72354495

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^2\times {\mathrm{257}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 117072144

約数和(自身を除く): 44717649

約数列:

[1, 3, 5, 15, 137, 257, 411, 685, 771, 1285, 2055, 3855, 18769, 35209, 56307, 93845, 105627, 176045, 281535, 528135, 4823633, 14470899, 24118165, 72354495]

約数ペア:

[(1, 72354495), (3, 24118165), (5, 14470899), (15, 4823633), (137, 528135), (257, 281535), (411, 176045), (685, 105627), (771, 93845), (1285, 56307), (2055, 35209), (3855, 18769)]