28148874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{641}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 60830784

約数和(自身を除く): 32681910

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 563, 641, 1126, 1282, 1689, 1923, 3378, 3846, 7319, 8333, 14638, 16666, 21957, 24999, 43914, 49998, 360883, 721766, 1082649, 2165298, 4691479, 9382958, 14074437, 28148874]

約数ペア:

[(1, 28148874), (2, 14074437), (3, 9382958), (6, 4691479), (13, 2165298), (26, 1082649), (39, 721766), (78, 360883), (563, 49998), (641, 43914), (1126, 24999), (1282, 21957), (1689, 16666), (1923, 14638), (3378, 8333), (3846, 7319)]