61628217

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 97787904

約数和(自身を除く): 36159687

約数列:

[1, 3, 7, 21, 31, 93, 137, 217, 411, 651, 691, 959, 2073, 2877, 4247, 4837, 12741, 14511, 21421, 29729, 64263, 89187, 94667, 149947, 284001, 449841, 662669, 1988007, 2934677, 8804031, 20542739, 61628217]

約数ペア:

[(1, 61628217), (3, 20542739), (7, 8804031), (21, 2934677), (31, 1988007), (93, 662669), (137, 449841), (217, 284001), (411, 149947), (651, 94667), (691, 89187), (959, 64263), (2073, 29729), (2877, 21421), (4247, 14511), (4837, 12741)]