28500838

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{653}}^1$

素因数の和:951

約数の個数: 16

約数和(自身を含む): 43399440

約数和(自身を除く): 14898602

約数列:

[1, 2, 139, 157, 278, 314, 653, 1306, 21823, 43646, 90767, 102521, 181534, 205042, 14250419, 28500838]

約数ペア:

[(1, 28500838), (2, 14250419), (139, 205042), (157, 181534), (278, 102521), (314, 90767), (653, 43646), (1306, 21823)]