78119391

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{90731}}^1$

素因数の和:90782

約数の個数: 16

約数和(自身を含む): 121943808

約数和(自身を除く): 43824417

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 90731, 272193, 635117, 1905351, 3719971, 11159913, 26039797, 78119391]

約数ペア:

[(1, 78119391), (3, 26039797), (7, 11159913), (21, 3719971), (41, 1905351), (123, 635117), (287, 272193), (861, 90731)]