31139223

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{3889}}^1$

素因数の和:4066

約数の個数: 16

約数和(自身を含む): 44252640

約数和(自身を除く): 13113417

約数列:

[1, 3, 17, 51, 157, 471, 2669, 3889, 8007, 11667, 66113, 198339, 610573, 1831719, 10379741, 31139223]

約数ペア:

[(1, 31139223), (3, 10379741), (17, 1831719), (51, 610573), (157, 198339), (471, 66113), (2669, 11667), (3889, 8007)]