247665627

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43889}}^1$

素因数の和:43928

約数の個数: 32

約数和(自身を含む): 421344000

約数和(自身を除く): 173678373

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5643, 43889, 131667, 395001, 482779, 833891, 1185003, 1448337, 2501673, 4345011, 7505019, 9172801, 13035033, 22515057, 27518403, 82555209, 247665627]

約数ペア:

[(1, 247665627), (3, 82555209), (9, 27518403), (11, 22515057), (19, 13035033), (27, 9172801), (33, 7505019), (57, 4345011), (99, 2501673), (171, 1448337), (209, 1185003), (297, 833891), (513, 482779), (627, 395001), (1881, 131667), (5643, 43889)]