12744215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1667}}^1$

素因数の和:1822

約数の個数: 16

約数和(自身を含む): 16813440

約数和(自身を除く): 4069225

約数列:

[1, 5, 11, 55, 139, 695, 1529, 1667, 7645, 8335, 18337, 91685, 231713, 1158565, 2548843, 12744215]

約数ペア:

[(1, 12744215), (5, 2548843), (11, 1158565), (55, 231713), (139, 91685), (695, 18337), (1529, 8335), (1667, 7645)]