208570923

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1669

約数の個数: 64

約数和(自身を含む): 370483200

約数和(自身を除く): 161912277

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 99, 171, 207, 209, 253, 297, 437, 513, 621, 627, 759, 1311, 1607, 1881, 2277, 3933, 4807, 4821, 5643, 6831, 11799, 14421, 14463, 17677, 30533, 36961, 43263, 43389, 53031, 91599, 110883, 129789, 159093, 274797, 332649, 335863, 406571, 477279, 702259, 824391, 997947, 1007589, 1219713, 2106777, 3022767, 3659139, 6320331, 7724849, 9068301, 10977417, 18960993, 23174547, 69523641, 208570923]

約数ペア:

[(1, 208570923), (3, 69523641), (9, 23174547), (11, 18960993), (19, 10977417), (23, 9068301), (27, 7724849), (33, 6320331), (57, 3659139), (69, 3022767), (99, 2106777), (171, 1219713), (207, 1007589), (209, 997947), (253, 824391), (297, 702259), (437, 477279), (513, 406571), (621, 335863), (627, 332649), (759, 274797), (1311, 159093), (1607, 129789), (1881, 110883), (2277, 91599), (3933, 53031), (4807, 43389), (4821, 43263), (5643, 36961), (6831, 30533), (11799, 17677), (14421, 14463)]