320419413

素因数分解:

$3^2\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{823}}^1$

素因数の和:1249

約数の個数: 24

約数和(自身を含む): 467900160

約数和(自身を除く): 147480747

約数列:

[1, 3, 9, 181, 239, 543, 717, 823, 1629, 2151, 2469, 7407, 43259, 129777, 148963, 196697, 389331, 446889, 590091, 1340667, 1770273, 35602157, 106806471, 320419413]

約数ペア:

[(1, 320419413), (3, 106806471), (9, 35602157), (181, 1770273), (239, 1340667), (543, 590091), (717, 446889), (823, 389331), (1629, 196697), (2151, 148963), (2469, 129777), (7407, 43259)]