28805413

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{907}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 35593600

約数和(自身を除く): 6788187

約数列:

[1, 7, 13, 91, 349, 907, 2443, 4537, 6349, 11791, 31759, 82537, 316543, 2215801, 4115059, 28805413]

約数ペア:

[(1, 28805413), (7, 4115059), (13, 2215801), (91, 316543), (349, 82537), (907, 31759), (2443, 11791), (4537, 6349)]