55908027

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 97044480

約数和(自身を除く): 41136453

約数列:

[1, 3, 7, 9, 21, 29, 63, 71, 87, 203, 213, 261, 431, 497, 609, 639, 1293, 1491, 1827, 2059, 3017, 3879, 4473, 6177, 9051, 12499, 14413, 18531, 27153, 30601, 37497, 43239, 87493, 91803, 112491, 129717, 214207, 262479, 275409, 642621, 787437, 887429, 1927863, 2662287, 6212003, 7986861, 18636009, 55908027]

約数ペア:

[(1, 55908027), (3, 18636009), (7, 7986861), (9, 6212003), (21, 2662287), (29, 1927863), (63, 887429), (71, 787437), (87, 642621), (203, 275409), (213, 262479), (261, 214207), (431, 129717), (497, 112491), (609, 91803), (639, 87493), (1293, 43239), (1491, 37497), (1827, 30601), (2059, 27153), (3017, 18531), (3879, 14413), (4473, 12499), (6177, 9051)]