87460641

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:675

約数の個数: 40

約数和(自身を含む): 137316608

約数和(自身を除く): 49855967

約数列:

[1, 3, 9, 27, 31, 61, 81, 93, 183, 279, 549, 571, 837, 1647, 1713, 1891, 2511, 4941, 5139, 5673, 15417, 17019, 17701, 34831, 46251, 51057, 53103, 104493, 153171, 159309, 313479, 477927, 940437, 1079761, 1433781, 2821311, 3239283, 9717849, 29153547, 87460641]

約数ペア:

[(1, 87460641), (3, 29153547), (9, 9717849), (27, 3239283), (31, 2821311), (61, 1433781), (81, 1079761), (93, 940437), (183, 477927), (279, 313479), (549, 159309), (571, 153171), (837, 104493), (1647, 53103), (1713, 51057), (1891, 46251), (2511, 34831), (4941, 17701), (5139, 17019), (5673, 15417)]