12247557

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6553}}^1$

素因数の和:6652

約数の個数: 16

約数和(自身を含む): 18875520

約数和(自身を除く): 6627963

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 6553, 19659, 45871, 137613, 583217, 1749651, 4082519, 12247557]

約数ペア:

[(1, 12247557), (3, 4082519), (7, 1749651), (21, 583217), (89, 137613), (267, 45871), (623, 19659), (1869, 6553)]