81971297973

素因数分解:

$3^4\times {\mathrm{24373}}^1\times {\mathrm{41521}}^1$

素因数の和:65906

約数の個数: 20

約数和(自身を含む): 122458924588

約数和(自身を除く): 40487626615

約数列:

[1, 3, 9, 27, 81, 24373, 41521, 73119, 124563, 219357, 373689, 658071, 1121067, 1974213, 3363201, 1011991333, 3035973999, 9107921997, 27323765991, 81971297973]

約数ペア:

[(1, 81971297973), (3, 27323765991), (9, 9107921997), (27, 3035973999), (81, 1011991333), (24373, 3363201), (41521, 1974213), (73119, 1121067), (124563, 658071), (219357, 373689)]