78231438

素因数分解:

$2^1\times 3^2\times {\mathrm{229}}^1\times {\mathrm{18979}}^1$

素因数の和:19216

約数の個数: 24

約数和(自身を含む): 170250600

約数和(自身を除く): 92019162

約数列:

[1, 2, 3, 6, 9, 18, 229, 458, 687, 1374, 2061, 4122, 18979, 37958, 56937, 113874, 170811, 341622, 4346191, 8692382, 13038573, 26077146, 39115719, 78231438]

約数ペア:

[(1, 78231438), (2, 39115719), (3, 26077146), (6, 13038573), (9, 8692382), (18, 4346191), (229, 341622), (458, 170811), (687, 113874), (1374, 56937), (2061, 37958), (4122, 18979)]