56490615

素因数分解:

$3^4\times 5^1\times {\mathrm{139483}}^1$

素因数の和:139500

約数の個数: 20

約数和(自身を含む): 101265384

約数和(自身を除く): 44774769

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 139483, 418449, 697415, 1255347, 2092245, 3766041, 6276735, 11298123, 18830205, 56490615]

約数ペア:

[(1, 56490615), (3, 18830205), (5, 11298123), (9, 6276735), (15, 3766041), (27, 2092245), (45, 1255347), (81, 697415), (135, 418449), (405, 139483)]