28801564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6481}}^1$

素因数の和:6597

約数の個数: 24

約数和(自身を含む): 55537776

約数和(自身を除く): 26736212

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 6481, 12962, 25924, 71291, 142582, 285164, 654581, 1309162, 2618324, 7200391, 14400782, 28801564]

約数ペア:

[(1, 28801564), (2, 14400782), (4, 7200391), (11, 2618324), (22, 1309162), (44, 654581), (101, 285164), (202, 142582), (404, 71291), (1111, 25924), (2222, 12962), (4444, 6481)]