7838127

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 13474560

約数和(自身を除く): 5636433

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 463, 513, 627, 891, 1389, 1539, 1881, 4167, 5093, 5643, 8797, 12501, 15279, 16929, 26391, 37503, 45837, 79173, 96767, 137511, 237519, 290301, 412533, 712557, 870903, 2612709, 7838127]

約数ペア:

[(1, 7838127), (3, 2612709), (9, 870903), (11, 712557), (19, 412533), (27, 290301), (33, 237519), (57, 137511), (81, 96767), (99, 79173), (171, 45837), (209, 37503), (297, 26391), (463, 16929), (513, 15279), (627, 12501), (891, 8797), (1389, 5643), (1539, 5093), (1881, 4167)]