12356981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:812

約数の個数: 16

約数和(自身を含む): 15297408

約数和(自身を除く): 2940427

約数列:

[1, 7, 13, 91, 251, 541, 1757, 3263, 3787, 7033, 22841, 49231, 135791, 950537, 1765283, 12356981]

約数ペア:

[(1, 12356981), (7, 1765283), (13, 950537), (91, 135791), (251, 49231), (541, 22841), (1757, 7033), (3263, 3787)]