90435378

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{2131}}^1$

素因数の和:2790

約数の個数: 32

約数和(自身を含む): 197713152

約数和(自身を除く): 107277774

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 643, 1286, 1929, 2131, 3858, 4262, 6393, 7073, 12786, 14146, 21219, 23441, 42438, 46882, 70323, 140646, 1370233, 2740466, 4110699, 8221398, 15072563, 30145126, 45217689, 90435378]

約数ペア:

[(1, 90435378), (2, 45217689), (3, 30145126), (6, 15072563), (11, 8221398), (22, 4110699), (33, 2740466), (66, 1370233), (643, 140646), (1286, 70323), (1929, 46882), (2131, 42438), (3858, 23441), (4262, 21219), (6393, 14146), (7073, 12786)]