66481191

素因数分解:

$3^2\times 7^2\times {\mathrm{233}}^1\times {\mathrm{647}}^1$

素因数の和:900

約数の個数: 36

約数和(自身を含む): 112359312

約数和(自身を除く): 45878121

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 233, 441, 647, 699, 1631, 1941, 2097, 4529, 4893, 5823, 11417, 13587, 14679, 31703, 34251, 40761, 95109, 102753, 150751, 285327, 452253, 1055257, 1356759, 3165771, 7386799, 9497313, 22160397, 66481191]

約数ペア:

[(1, 66481191), (3, 22160397), (7, 9497313), (9, 7386799), (21, 3165771), (49, 1356759), (63, 1055257), (147, 452253), (233, 285327), (441, 150751), (647, 102753), (699, 95109), (1631, 40761), (1941, 34251), (2097, 31703), (4529, 14679), (4893, 13587), (5823, 11417)]