27955256

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 34252744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 79, 89, 142, 158, 178, 284, 316, 356, 497, 553, 568, 623, 632, 712, 994, 1106, 1246, 1988, 2212, 2492, 3976, 4424, 4984, 5609, 6319, 7031, 11218, 12638, 14062, 22436, 25276, 28124, 39263, 44233, 44872, 49217, 50552, 56248, 78526, 88466, 98434, 157052, 176932, 196868, 314104, 353864, 393736, 499201, 998402, 1996804, 3494407, 3993608, 6988814, 13977628, 27955256]

約数ペア:

[(1, 27955256), (2, 13977628), (4, 6988814), (7, 3993608), (8, 3494407), (14, 1996804), (28, 998402), (56, 499201), (71, 393736), (79, 353864), (89, 314104), (142, 196868), (158, 176932), (178, 157052), (284, 98434), (316, 88466), (356, 78526), (497, 56248), (553, 50552), (568, 49217), (623, 44872), (632, 44233), (712, 39263), (994, 28124), (1106, 25276), (1246, 22436), (1988, 14062), (2212, 12638), (2492, 11218), (3976, 7031), (4424, 6319), (4984, 5609)]