28278524

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:1013

約数の個数: 24

約数和(自身を含む): 50635200

約数和(自身を除く): 22356676

約数列:

[1, 2, 4, 79, 109, 158, 218, 316, 436, 821, 1642, 3284, 8611, 17222, 34444, 64859, 89489, 129718, 178978, 259436, 357956, 7069631, 14139262, 28278524]

約数ペア:

[(1, 28278524), (2, 14139262), (4, 7069631), (79, 357956), (109, 259436), (158, 178978), (218, 129718), (316, 89489), (436, 64859), (821, 34444), (1642, 17222), (3284, 8611)]