71978543

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{2087}}^1$

素因数の和:2486

約数の個数: 16

約数和(自身を含む): 88865280

約数和(自身を除く): 16886737

約数列:

[1, 7, 13, 91, 379, 2087, 2653, 4927, 14609, 27131, 34489, 189917, 790973, 5536811, 10282649, 71978543]

約数ペア:

[(1, 71978543), (7, 10282649), (13, 5536811), (91, 790973), (379, 189917), (2087, 34489), (2653, 27131), (4927, 14609)]