128393187

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{1613}}^1$

素因数の和:1799

約数の個数: 24

約数和(自身を含む): 186668784

約数和(自身を除く): 58275597

約数列:

[1, 3, 13, 39, 157, 169, 471, 507, 1613, 2041, 4839, 6123, 20969, 26533, 62907, 79599, 253241, 272597, 759723, 817791, 3292133, 9876399, 42797729, 128393187]

約数ペア:

[(1, 128393187), (3, 42797729), (13, 9876399), (39, 3292133), (157, 817791), (169, 759723), (471, 272597), (507, 253241), (1613, 79599), (2041, 62907), (4839, 26533), (6123, 20969)]