81780458

素因数分解:

$2^1\times {\mathrm{241}}^1\times {\mathrm{383}}^1\times {\mathrm{443}}^1$

素因数の和:1069

約数の個数: 16

約数和(自身を含む): 123780096

約数和(自身を除く): 41999638

約数列:

[1, 2, 241, 383, 443, 482, 766, 886, 92303, 106763, 169669, 184606, 213526, 339338, 40890229, 81780458]

約数ペア:

[(1, 81780458), (2, 40890229), (241, 339338), (383, 213526), (443, 184606), (482, 169669), (766, 106763), (886, 92303)]