28195288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{320401}}^1$

素因数の和:320418

約数の個数: 16

約数和(自身を含む): 57672360

約数和(自身を除く): 29477072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 320401, 640802, 1281604, 2563208, 3524411, 7048822, 14097644, 28195288]

約数ペア:

[(1, 28195288), (2, 14097644), (4, 7048822), (8, 3524411), (11, 2563208), (22, 1281604), (44, 640802), (88, 320401)]