12711223

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 15482880

約数和(自身を除く): 2771657

約数列:

[1, 7, 17, 119, 223, 479, 1561, 3353, 3791, 8143, 26537, 57001, 106817, 747719, 1815889, 12711223]

約数ペア:

[(1, 12711223), (7, 1815889), (17, 747719), (119, 106817), (223, 57001), (479, 26537), (1561, 8143), (3353, 3791)]