31358256

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{4987}}^1$

素因数の和:5129

約数の個数: 40

約数和(自身を含む): 81643584

約数和(自身を除く): 50285328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 262, 393, 524, 786, 1048, 1572, 2096, 3144, 4987, 6288, 9974, 14961, 19948, 29922, 39896, 59844, 79792, 119688, 239376, 653297, 1306594, 1959891, 2613188, 3919782, 5226376, 7839564, 10452752, 15679128, 31358256]

約数ペア:

[(1, 31358256), (2, 15679128), (3, 10452752), (4, 7839564), (6, 5226376), (8, 3919782), (12, 2613188), (16, 1959891), (24, 1306594), (48, 653297), (131, 239376), (262, 119688), (393, 79792), (524, 59844), (786, 39896), (1048, 29922), (1572, 19948), (2096, 14961), (3144, 9974), (4987, 6288)]