15841995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{593}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 27542592

約数和(自身を除く): 11700597

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 593, 685, 1779, 1781, 2055, 2965, 5343, 7709, 8895, 8905, 23127, 26715, 38545, 81241, 115635, 243723, 406205, 1056133, 1218615, 3168399, 5280665, 15841995]

約数ペア:

[(1, 15841995), (3, 5280665), (5, 3168399), (13, 1218615), (15, 1056133), (39, 406205), (65, 243723), (137, 115635), (195, 81241), (411, 38545), (593, 26715), (685, 23127), (1779, 8905), (1781, 8895), (2055, 7709), (2965, 5343)]