144973205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71947}}^1$

素因数の和:71996

約数の個数: 16

約数和(自身を含む): 193396224

約数和(自身を除く): 48423019

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 71947, 359735, 935311, 2230357, 4676555, 11151785, 28994641, 144973205]

約数ペア:

[(1, 144973205), (5, 28994641), (13, 11151785), (31, 4676555), (65, 2230357), (155, 935311), (403, 359735), (2015, 71947)]