128418051

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{5981}}^1$

素因数の和:6422

約数の個数: 16

約数和(自身を含む): 181757088

約数和(自身を除く): 53339037

約数列:

[1, 3, 17, 51, 421, 1263, 5981, 7157, 17943, 21471, 101677, 305031, 2518001, 7554003, 42806017, 128418051]

約数ペア:

[(1, 128418051), (3, 42806017), (17, 7554003), (51, 2518001), (421, 305031), (1263, 101677), (5981, 21471), (7157, 17943)]