28591264

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{68729}}^1$

素因数の和:68752

約数の個数: 24

約数和(自身を含む): 60619860

約数和(自身を除く): 32028596

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 68729, 137458, 274916, 549832, 893477, 1099664, 1786954, 2199328, 3573908, 7147816, 14295632, 28591264]

約数ペア:

[(1, 28591264), (2, 14295632), (4, 7147816), (8, 3573908), (13, 2199328), (16, 1786954), (26, 1099664), (32, 893477), (52, 549832), (104, 274916), (208, 137458), (416, 68729)]