31191017

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 37537920

約数和(自身を除く): 6346903

約数列:

[1, 11, 13, 79, 121, 143, 251, 869, 1027, 1573, 2761, 3263, 9559, 11297, 19829, 30371, 35893, 124267, 218119, 257777, 394823, 2399309, 2835547, 31191017]

約数ペア:

[(1, 31191017), (11, 2835547), (13, 2399309), (79, 394823), (121, 257777), (143, 218119), (251, 124267), (869, 35893), (1027, 30371), (1573, 19829), (2761, 11297), (3263, 9559)]