26571356

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 55329792

約数和(自身を除く): 28758436

約数列:

[1, 2, 4, 7, 14, 28, 47, 61, 94, 122, 188, 244, 329, 331, 427, 658, 662, 854, 1316, 1324, 1708, 2317, 2867, 4634, 5734, 9268, 11468, 15557, 20069, 20191, 31114, 40138, 40382, 62228, 80276, 80764, 108899, 141337, 217798, 282674, 435596, 565348, 948977, 1897954, 3795908, 6642839, 13285678, 26571356]

約数ペア:

[(1, 26571356), (2, 13285678), (4, 6642839), (7, 3795908), (14, 1897954), (28, 948977), (47, 565348), (61, 435596), (94, 282674), (122, 217798), (188, 141337), (244, 108899), (329, 80764), (331, 80276), (427, 62228), (658, 40382), (662, 40138), (854, 31114), (1316, 20191), (1324, 20069), (1708, 15557), (2317, 11468), (2867, 9268), (4634, 5734)]