28528984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4441}}^1$

素因数の和:4531

約数の個数: 32

約数和(自身を含む): 59167440

約数和(自身を除く): 30638456

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 4441, 6424, 8882, 17764, 35528, 48851, 97702, 195404, 324193, 390808, 648386, 1296772, 2593544, 3566123, 7132246, 14264492, 28528984]

約数ペア:

[(1, 28528984), (2, 14264492), (4, 7132246), (8, 3566123), (11, 2593544), (22, 1296772), (44, 648386), (73, 390808), (88, 324193), (146, 195404), (292, 97702), (584, 48851), (803, 35528), (1606, 17764), (3212, 8882), (4441, 6424)]