28357986

素因数分解:

$2^1\times 3^1\times {\mathrm{229}}^1\times {\mathrm{20639}}^1$

素因数の和:20873

約数の個数: 16

約数和(自身を含む): 56966400

約数和(自身を除く): 28608414

約数列:

[1, 2, 3, 6, 229, 458, 687, 1374, 20639, 41278, 61917, 123834, 4726331, 9452662, 14178993, 28357986]

約数ペア:

[(1, 28357986), (2, 14178993), (3, 9452662), (6, 4726331), (229, 123834), (458, 61917), (687, 41278), (1374, 20639)]