68956191

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:425

約数の個数: 40

約数和(自身を含む): 107331840

約数和(自身を除く): 38375649

約数列:

[1, 3, 9, 27, 47, 59, 81, 141, 177, 307, 423, 531, 921, 1269, 1593, 2763, 2773, 3807, 4779, 8289, 8319, 14429, 18113, 24867, 24957, 43287, 54339, 74871, 129861, 163017, 224613, 389583, 489051, 851311, 1168749, 1467153, 2553933, 7661799, 22985397, 68956191]

約数ペア:

[(1, 68956191), (3, 22985397), (9, 7661799), (27, 2553933), (47, 1467153), (59, 1168749), (81, 851311), (141, 489051), (177, 389583), (307, 224613), (423, 163017), (531, 129861), (921, 74871), (1269, 54339), (1593, 43287), (2763, 24957), (2773, 24867), (3807, 18113), (4779, 14429), (8289, 8319)]