66816615

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{733}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 109923840

約数和(自身を除く): 43107225

約数列:

[1, 3, 5, 15, 59, 103, 177, 295, 309, 515, 733, 885, 1545, 2199, 3665, 6077, 10995, 18231, 30385, 43247, 75499, 91155, 129741, 216235, 226497, 377495, 648705, 1132485, 4454441, 13363323, 22272205, 66816615]

約数ペア:

[(1, 66816615), (3, 22272205), (5, 13363323), (15, 4454441), (59, 1132485), (103, 648705), (177, 377495), (295, 226497), (309, 216235), (515, 129741), (733, 91155), (885, 75499), (1545, 43247), (2199, 30385), (3665, 18231), (6077, 10995)]