27778959

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1019}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 43439760

約数和(自身を除く): 15660801

約数列:

[1, 3, 9, 13, 39, 117, 233, 699, 1019, 2097, 3029, 3057, 9087, 9171, 13247, 27261, 39741, 119223, 237427, 712281, 2136843, 3086551, 9259653, 27778959]

約数ペア:

[(1, 27778959), (3, 9259653), (9, 3086551), (13, 2136843), (39, 712281), (117, 237427), (233, 119223), (699, 39741), (1019, 27261), (2097, 13247), (3029, 9171), (3057, 9087)]