127420415

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 163404864

約数和(自身を除く): 35984449

約数列:

[1, 5, 37, 41, 107, 157, 185, 205, 535, 785, 1517, 3959, 4387, 5809, 6437, 7585, 16799, 19795, 21935, 29045, 32185, 83995, 162319, 238169, 621563, 688759, 811595, 1190845, 3107815, 3443795, 25484083, 127420415]

約数ペア:

[(1, 127420415), (5, 25484083), (37, 3443795), (41, 3107815), (107, 1190845), (157, 811595), (185, 688759), (205, 621563), (535, 238169), (785, 162319), (1517, 83995), (3959, 32185), (4387, 29045), (5809, 21935), (6437, 19795), (7585, 16799)]