321576489

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1662

約数の個数: 48

約数和(自身を含む): 524684160

約数和(自身を除く): 203107671

約数列:

[1, 3, 9, 13, 39, 41, 43, 117, 123, 129, 369, 387, 533, 559, 1559, 1599, 1677, 1763, 4677, 4797, 5031, 5289, 14031, 15867, 20267, 22919, 60801, 63919, 67037, 68757, 182403, 191757, 201111, 206271, 575271, 603333, 830947, 871481, 2492841, 2614443, 2748517, 7478523, 7843329, 8245551, 24736653, 35730721, 107192163, 321576489]

約数ペア:

[(1, 321576489), (3, 107192163), (9, 35730721), (13, 24736653), (39, 8245551), (41, 7843329), (43, 7478523), (117, 2748517), (123, 2614443), (129, 2492841), (369, 871481), (387, 830947), (533, 603333), (559, 575271), (1559, 206271), (1599, 201111), (1677, 191757), (1763, 182403), (4677, 68757), (4797, 67037), (5031, 63919), (5289, 60801), (14031, 22919), (15867, 20267)]