1228215538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{133241}}^1$

素因数の和:133673

約数の個数: 16

約数和(自身を含む): 2014619040

約数和(自身を除く): 786403502

約数列:

[1, 2, 11, 22, 419, 838, 4609, 9218, 133241, 266482, 1465651, 2931302, 55827979, 111655958, 614107769, 1228215538]

約数ペア:

[(1, 1228215538), (2, 614107769), (11, 111655958), (22, 55827979), (419, 2931302), (838, 1465651), (4609, 266482), (9218, 133241)]