28861316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1259}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 55248480

約数和(自身を除く): 26387164

約数列:

[1, 2, 4, 11, 22, 44, 521, 1042, 1259, 2084, 2518, 5036, 5731, 11462, 13849, 22924, 27698, 55396, 655939, 1311878, 2623756, 7215329, 14430658, 28861316]

約数ペア:

[(1, 28861316), (2, 14430658), (4, 7215329), (11, 2623756), (22, 1311878), (44, 655939), (521, 55396), (1042, 27698), (1259, 22924), (2084, 13849), (2518, 11462), (5036, 5731)]