31419564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 85155840

約数和(自身を除く): 53736276

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 79, 92, 131, 132, 138, 158, 237, 253, 262, 276, 316, 393, 474, 506, 524, 759, 786, 869, 948, 1012, 1441, 1518, 1572, 1738, 1817, 2607, 2882, 3013, 3036, 3476, 3634, 4323, 5214, 5451, 5764, 6026, 7268, 8646, 9039, 10349, 10428, 10902, 12052, 17292, 18078, 19987, 20698, 21804, 31047, 33143, 36156, 39974, 41396, 59961, 62094, 66286, 79948, 99429, 113839, 119922, 124188, 132572, 198858, 227678, 238027, 239844, 341517, 397716, 455356, 476054, 683034, 714081, 952108, 1366068, 1428162, 2618297, 2856324, 5236594, 7854891, 10473188, 15709782, 31419564]

約数ペア:

[(1, 31419564), (2, 15709782), (3, 10473188), (4, 7854891), (6, 5236594), (11, 2856324), (12, 2618297), (22, 1428162), (23, 1366068), (33, 952108), (44, 714081), (46, 683034), (66, 476054), (69, 455356), (79, 397716), (92, 341517), (131, 239844), (132, 238027), (138, 227678), (158, 198858), (237, 132572), (253, 124188), (262, 119922), (276, 113839), (316, 99429), (393, 79948), (474, 66286), (506, 62094), (524, 59961), (759, 41396), (786, 39974), (869, 36156), (948, 33143), (1012, 31047), (1441, 21804), (1518, 20698), (1572, 19987), (1738, 18078), (1817, 17292), (2607, 12052), (2882, 10902), (3013, 10428), (3036, 10349), (3476, 9039), (3634, 8646), (4323, 7268), (5214, 6026), (5451, 5764)]