637642754

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{5309}}^1$

素因数の和:5714

約数の個数: 32

約数和(自身を含む): 1143901440

約数和(自身を除く): 506258686

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 373, 746, 2611, 5222, 5309, 8579, 10618, 17158, 37163, 60053, 74326, 120106, 122107, 244214, 854749, 1709498, 1980257, 3960514, 13861799, 27723598, 45545911, 91091822, 318821377, 637642754]

約数ペア:

[(1, 637642754), (2, 318821377), (7, 91091822), (14, 45545911), (23, 27723598), (46, 13861799), (161, 3960514), (322, 1980257), (373, 1709498), (746, 854749), (2611, 244214), (5222, 122107), (5309, 120106), (8579, 74326), (10618, 60053), (17158, 37163)]