16561016

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 31978800

約数和(自身を除く): 15417784

約数列:

[1, 2, 4, 8, 53, 106, 139, 212, 278, 281, 424, 556, 562, 1112, 1124, 2248, 7367, 14734, 14893, 29468, 29786, 39059, 58936, 59572, 78118, 119144, 156236, 312472, 2070127, 4140254, 8280508, 16561016]

約数ペア:

[(1, 16561016), (2, 8280508), (4, 4140254), (8, 2070127), (53, 312472), (106, 156236), (139, 119144), (212, 78118), (278, 59572), (281, 58936), (424, 39059), (556, 29786), (562, 29468), (1112, 14893), (1124, 14734), (2248, 7367)]