12728427

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 18434736

約数和(自身を除く): 5706309

約数列:

[1, 3, 17, 51, 53, 159, 277, 289, 831, 867, 901, 2703, 4709, 14127, 14681, 15317, 44043, 45951, 80053, 240159, 249577, 748731, 4242809, 12728427]

約数ペア:

[(1, 12728427), (3, 4242809), (17, 748731), (51, 249577), (53, 240159), (159, 80053), (277, 45951), (289, 44043), (831, 15317), (867, 14681), (901, 14127), (2703, 4709)]