27964521

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{26557}}^1$

素因数の和:26582

約数の個数: 20

約数和(自身を含む): 44989252

約数和(自身を除く): 17024731

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 26557, 79671, 239013, 345241, 717039, 1035723, 2151117, 3107169, 9321507, 27964521]

約数ペア:

[(1, 27964521), (3, 9321507), (9, 3107169), (13, 2151117), (27, 1035723), (39, 717039), (81, 345241), (117, 239013), (351, 79671), (1053, 26557)]