239040009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{120181}}^1$

素因数の和:120217

約数の個数: 24

約数和(自身を含む): 393716232

約数和(自身を除く): 154676223

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 120181, 360543, 1081629, 1562353, 2043077, 4687059, 6129231, 14061177, 18387693, 26560001, 79680003, 239040009]

約数ペア:

[(1, 239040009), (3, 79680003), (9, 26560001), (13, 18387693), (17, 14061177), (39, 6129231), (51, 4687059), (117, 2043077), (153, 1562353), (221, 1081629), (663, 360543), (1989, 120181)]