201681152

素因数分解:

$2^8\times {\mathrm{787817}}^1$

素因数の和:787833

約数の個数: 18

約数和(自身を含む): 402574998

約数和(自身を除く): 200893846

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 787817, 1575634, 3151268, 6302536, 12605072, 25210144, 50420288, 100840576, 201681152]

約数ペア:

[(1, 201681152), (2, 100840576), (4, 50420288), (8, 25210144), (16, 12605072), (32, 6302536), (64, 3151268), (128, 1575634), (256, 787817)]