71965689

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 101344992

約数和(自身を除く): 29379303

約数列:

[1, 3, 23, 69, 137, 331, 411, 529, 993, 1587, 3151, 7613, 9453, 22839, 45347, 72473, 136041, 175099, 217419, 525297, 1042981, 3128943, 23988563, 71965689]

約数ペア:

[(1, 71965689), (3, 23988563), (23, 3128943), (69, 1042981), (137, 525297), (331, 217419), (411, 175099), (529, 136041), (993, 72473), (1587, 45347), (3151, 22839), (7613, 9453)]