28702919

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10487}}^1$

素因数の和:10534

約数の個数: 16

約数和(自身を含む): 36246528

約数和(自身を除く): 7543609

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 10487, 73409, 178279, 241201, 1247953, 1688407, 4100417, 28702919]

約数ペア:

[(1, 28702919), (7, 4100417), (17, 1688407), (23, 1247953), (119, 241201), (161, 178279), (391, 73409), (2737, 10487)]