128203426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12611}}^1$

素因数の和:12666

約数の個数: 32

約数和(自身を含む): 228832128

約数和(自身を除く): 100628702

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 5083, 10166, 12611, 25222, 163943, 214387, 290053, 327886, 428774, 580106, 2787031, 3770689, 4930901, 5574062, 7541378, 9861802, 64101713, 128203426]

約数ペア:

[(1, 128203426), (2, 64101713), (13, 9861802), (17, 7541378), (23, 5574062), (26, 4930901), (34, 3770689), (46, 2787031), (221, 580106), (299, 428774), (391, 327886), (442, 290053), (598, 214387), (782, 163943), (5083, 25222), (10166, 12611)]