10720515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4229}}^1$

素因数の和:4263

約数の個数: 24

約数和(自身を含む): 18578160

約数和(自身を除く): 7857645

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 4229, 12687, 21145, 54977, 63435, 164931, 274885, 714701, 824655, 2144103, 3573505, 10720515]

約数ペア:

[(1, 10720515), (3, 3573505), (5, 2144103), (13, 824655), (15, 714701), (39, 274885), (65, 164931), (169, 63435), (195, 54977), (507, 21145), (845, 12687), (2535, 4229)]