68787729

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{14503}}^1$

素因数の和:14557

約数の個数: 24

約数和(自身を含む): 108605952

約数和(自身を除く): 39818223

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 14503, 43509, 130527, 246551, 449593, 739653, 1348779, 2218959, 4046337, 7643081, 22929243, 68787729]

約数ペア:

[(1, 68787729), (3, 22929243), (9, 7643081), (17, 4046337), (31, 2218959), (51, 1348779), (93, 739653), (153, 449593), (279, 246551), (527, 130527), (1581, 43509), (4743, 14503)]