31144295

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{68449}}^1$

素因数の和:68474

約数の個数: 16

約数和(自身を含む): 45998400

約数和(自身を除く): 14854105

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 68449, 342245, 479143, 889837, 2395715, 4449185, 6228859, 31144295]

約数ペア:

[(1, 31144295), (5, 6228859), (7, 4449185), (13, 2395715), (35, 889837), (65, 479143), (91, 342245), (455, 68449)]