28881130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{169889}}^1$

素因数の和:169913

約数の個数: 16

約数和(自身を含む): 55044360

約数和(自身を除く): 26163230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 169889, 339778, 849445, 1698890, 2888113, 5776226, 14440565, 28881130]

約数ペア:

[(1, 28881130), (2, 14440565), (5, 5776226), (10, 2888113), (17, 1698890), (34, 849445), (85, 339778), (170, 169889)]