12209379

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6389}}^1$

素因数の和:6419

約数の個数: 24

約数和(自身を含む): 20396880

約数和(自身を除く): 8187501

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 6389, 19167, 44723, 83057, 134169, 249171, 313061, 581399, 939183, 1744197, 4069793, 12209379]

約数ペア:

[(1, 12209379), (3, 4069793), (7, 1744197), (13, 939183), (21, 581399), (39, 313061), (49, 249171), (91, 134169), (147, 83057), (273, 44723), (637, 19167), (1911, 6389)]