13107843

素因数分解:

$3^2\times 7^2\times {\mathrm{29723}}^1$

素因数の和:29743

約数の個数: 18

約数和(自身を含む): 22025484

約数和(自身を除く): 8917641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 29723, 89169, 208061, 267507, 624183, 1456427, 1872549, 4369281, 13107843]

約数ペア:

[(1, 13107843), (3, 4369281), (7, 1872549), (9, 1456427), (21, 624183), (49, 267507), (63, 208061), (147, 89169), (441, 29723)]