79876881

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4357}}^1$

素因数の和:4470

約数の個数: 32

約数和(自身を含む): 136666880

約数和(自身を除く): 56789999

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 2037, 2619, 4357, 6111, 13071, 18333, 30499, 39213, 91497, 117639, 274491, 422629, 823473, 1267887, 2958403, 3803661, 8875209, 11410983, 26625627, 79876881]

約数ペア:

[(1, 79876881), (3, 26625627), (7, 11410983), (9, 8875209), (21, 3803661), (27, 2958403), (63, 1267887), (97, 823473), (189, 422629), (291, 274491), (679, 117639), (873, 91497), (2037, 39213), (2619, 30499), (4357, 18333), (6111, 13071)]