129400144

素因数分解:

$2^4\times {\mathrm{857}}^1\times {\mathrm{9437}}^1$

素因数の和:10302

約数の個数: 20

約数和(自身を含む): 251031924

約数和(自身を除く): 121631780

約数列:

[1, 2, 4, 8, 16, 857, 1714, 3428, 6856, 9437, 13712, 18874, 37748, 75496, 150992, 8087509, 16175018, 32350036, 64700072, 129400144]

約数ペア:

[(1, 129400144), (2, 64700072), (4, 32350036), (8, 16175018), (16, 8087509), (857, 150992), (1714, 75496), (3428, 37748), (6856, 18874), (9437, 13712)]