78889742379

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{26642939}}^1$

素因数の和:26642999

約数の個数: 24

約数和(自身を含む): 133001556480

約数和(自身を除く): 54111814101

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 26642939, 79928817, 186500573, 239786451, 559501719, 1252218133, 1678505157, 3756654399, 8765526931, 11269963197, 26296580793, 78889742379]

約数ペア:

[(1, 78889742379), (3, 26296580793), (7, 11269963197), (9, 8765526931), (21, 3756654399), (47, 1678505157), (63, 1252218133), (141, 559501719), (329, 239786451), (423, 186500573), (987, 79928817), (2961, 26642939)]