13977628

素因数分解:

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

素因数の和:250

約数の個数: 48

約数和(自身を含む): 29030400

約数和(自身を除く): 15052772

約数列:

[1, 2, 4, 7, 14, 28, 71, 79, 89, 142, 158, 178, 284, 316, 356, 497, 553, 623, 994, 1106, 1246, 1988, 2212, 2492, 5609, 6319, 7031, 11218, 12638, 14062, 22436, 25276, 28124, 39263, 44233, 49217, 78526, 88466, 98434, 157052, 176932, 196868, 499201, 998402, 1996804, 3494407, 6988814, 13977628]

約数ペア:

[(1, 13977628), (2, 6988814), (4, 3494407), (7, 1996804), (14, 998402), (28, 499201), (71, 196868), (79, 176932), (89, 157052), (142, 98434), (158, 88466), (178, 78526), (284, 49217), (316, 44233), (356, 39263), (497, 28124), (553, 25276), (623, 22436), (994, 14062), (1106, 12638), (1246, 11218), (1988, 7031), (2212, 6319), (2492, 5609)]