90287816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{663881}}^1$

素因数の和:663904

約数の個数: 16

約数和(自身を含む): 179248140

約数和(自身を除く): 88960324

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 663881, 1327762, 2655524, 5311048, 11285977, 22571954, 45143908, 90287816]

約数ペア:

[(1, 90287816), (2, 45143908), (4, 22571954), (8, 11285977), (17, 5311048), (34, 2655524), (68, 1327762), (136, 663881)]