1197812529

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{208279}}^1$

素因数の和:208362

約数の個数: 20

約数和(自身を含む): 1814535360

約数和(自身を除く): 616722831

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 208279, 624837, 1874511, 5623533, 14787809, 16870599, 44363427, 133090281, 399270843, 1197812529]

約数ペア:

[(1, 1197812529), (3, 399270843), (9, 133090281), (27, 44363427), (71, 16870599), (81, 14787809), (213, 5623533), (639, 1874511), (1917, 624837), (5751, 208279)]