66465765

素因数分解:

$3^4\times 5^1\times {\mathrm{164113}}^1$

素因数の和:164130

約数の個数: 20

約数和(自身を含む): 119146764

約数和(自身を除く): 52680999

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 164113, 492339, 820565, 1477017, 2461695, 4431051, 7385085, 13293153, 22155255, 66465765]

約数ペア:

[(1, 66465765), (3, 22155255), (5, 13293153), (9, 7385085), (15, 4431051), (27, 2461695), (45, 1477017), (81, 820565), (135, 492339), (405, 164113)]