87798238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{28711}}^1$

素因数の和:28863

約数の個数: 16

約数和(自身を含む): 144708480

約数和(自身を除く): 56910242

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 28711, 57422, 315821, 631642, 3990829, 7981658, 43899119, 87798238]

約数ペア:

[(1, 87798238), (2, 43899119), (11, 7981658), (22, 3990829), (139, 631642), (278, 315821), (1529, 57422), (3058, 28711)]