140379354

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{109843}}^1$

素因数の和:109922

約数の個数: 24

約数和(自身を含む): 308441952

約数和(自身を除く): 168062598

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 109843, 219686, 329529, 659058, 988587, 1977174, 7798853, 15597706, 23396559, 46793118, 70189677, 140379354]

約数ペア:

[(1, 140379354), (2, 70189677), (3, 46793118), (6, 23396559), (9, 15597706), (18, 7798853), (71, 1977174), (142, 988587), (213, 659058), (426, 329529), (639, 219686), (1278, 109843)]