131293284

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{78713}}^1$

素因数の和:78859

約数の個数: 24

約数和(自身を含む): 308558880

約数和(自身を除く): 177265596

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 78713, 157426, 236139, 314852, 472278, 944556, 10941107, 21882214, 32823321, 43764428, 65646642, 131293284]

約数ペア:

[(1, 131293284), (2, 65646642), (3, 43764428), (4, 32823321), (6, 21882214), (12, 10941107), (139, 944556), (278, 472278), (417, 314852), (556, 236139), (834, 157426), (1668, 78713)]