1280358

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{857}}^1$

素因数の和:948

約数の個数: 24

約数和(自身を含む): 2810808

約数和(自身を除く): 1530450

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 857, 1494, 1714, 2571, 5142, 7713, 15426, 71131, 142262, 213393, 426786, 640179, 1280358]

約数ペア:

[(1, 1280358), (2, 640179), (3, 426786), (6, 213393), (9, 142262), (18, 71131), (83, 15426), (166, 7713), (249, 5142), (498, 2571), (747, 1714), (857, 1494)]