31909599

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 17684001

約数列:

[1, 3, 9, 27, 29, 83, 87, 249, 261, 491, 747, 783, 1473, 2241, 2407, 4419, 7221, 13257, 14239, 21663, 40753, 42717, 64989, 122259, 128151, 366777, 384453, 1100331, 1181837, 3545511, 10636533, 31909599]

約数ペア:

[(1, 31909599), (3, 10636533), (9, 3545511), (27, 1181837), (29, 1100331), (83, 384453), (87, 366777), (249, 128151), (261, 122259), (491, 64989), (747, 42717), (783, 40753), (1473, 21663), (2241, 14239), (2407, 13257), (4419, 7221)]