27901557

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 43939200

約数和(自身を除く): 16037643

約数列:

[1, 3, 9, 19, 27, 57, 137, 171, 397, 411, 513, 1191, 1233, 2603, 3573, 3699, 7543, 7809, 10719, 22629, 23427, 54389, 67887, 70281, 163167, 203661, 489501, 1033391, 1468503, 3100173, 9300519, 27901557]

約数ペア:

[(1, 27901557), (3, 9300519), (9, 3100173), (19, 1468503), (27, 1033391), (57, 489501), (137, 203661), (171, 163167), (397, 70281), (411, 67887), (513, 54389), (1191, 23427), (1233, 22629), (2603, 10719), (3573, 7809), (3699, 7543)]