13970637

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{7499}}^1$

素因数の和:7534

約数の個数: 20

約数和(自身を含む): 21780000

約数和(自身を除く): 7809363

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 7499, 22497, 67491, 172477, 202473, 517431, 607419, 1552293, 4656879, 13970637]

約数ペア:

[(1, 13970637), (3, 4656879), (9, 1552293), (23, 607419), (27, 517431), (69, 202473), (81, 172477), (207, 67491), (621, 22497), (1863, 7499)]