12661957

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{569}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 16799040

約数和(自身を除く): 4137083

約数列:

[1, 7, 11, 17, 77, 119, 187, 289, 569, 1309, 2023, 3179, 3983, 6259, 9673, 22253, 43813, 67711, 106403, 164441, 744821, 1151087, 1808851, 12661957]

約数ペア:

[(1, 12661957), (7, 1808851), (11, 1151087), (17, 744821), (77, 164441), (119, 106403), (187, 67711), (289, 43813), (569, 22253), (1309, 9673), (2023, 6259), (3179, 3983)]