780271486

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{823}}^1\times {\mathrm{4349}}^1$

素因数の和:5283

約数の個数: 16

約数和(自身を含む): 1182852000

約数和(自身を除く): 402580514

約数列:

[1, 2, 109, 218, 823, 1646, 4349, 8698, 89707, 179414, 474041, 948082, 3579227, 7158454, 390135743, 780271486]

約数ペア:

[(1, 780271486), (2, 390135743), (109, 7158454), (218, 3579227), (823, 948082), (1646, 474041), (4349, 179414), (8698, 89707)]