257511700796

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{797161}}^1$

素因数の和:797394

約数の個数: 48

約数和(自身を含む): 524979006720

約数和(自身を除く): 267467305924

約数列:

[1, 2, 4, 7, 14, 28, 83, 139, 166, 278, 332, 556, 581, 973, 1162, 1946, 2324, 3892, 11537, 23074, 46148, 80759, 161518, 323036, 797161, 1594322, 3188644, 5580127, 11160254, 22320508, 66164363, 110805379, 132328726, 221610758, 264657452, 443221516, 463150541, 775637653, 926301082, 1551275306, 1852602164, 3102550612, 9196846457, 18393692914, 36787385828, 64377925199, 128755850398, 257511700796]

約数ペア:

[(1, 257511700796), (2, 128755850398), (4, 64377925199), (7, 36787385828), (14, 18393692914), (28, 9196846457), (83, 3102550612), (139, 1852602164), (166, 1551275306), (278, 926301082), (332, 775637653), (556, 463150541), (581, 443221516), (973, 264657452), (1162, 221610758), (1946, 132328726), (2324, 110805379), (3892, 66164363), (11537, 22320508), (23074, 11160254), (46148, 5580127), (80759, 3188644), (161518, 1594322), (323036, 797161)]