15768639

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4481}}^1$

素因数の和:4527

約数の個数: 24

約数和(自身を含む): 25170912

約数和(自身を除く): 9402273

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 4481, 13443, 40329, 76177, 103063, 228531, 309189, 685593, 927567, 1752071, 5256213, 15768639]

約数ペア:

[(1, 15768639), (3, 5256213), (9, 1752071), (17, 927567), (23, 685593), (51, 309189), (69, 228531), (153, 103063), (207, 76177), (391, 40329), (1173, 13443), (3519, 4481)]