31065781439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{983}}^1\times {\mathrm{1597}}^1$

素因数の和:2855

約数の個数: 32

約数和(自身を含む): 38945995776

約数和(自身を除く): 7880214337

約数列:

[1, 7, 11, 77, 257, 983, 1597, 1799, 2827, 6881, 10813, 11179, 17567, 19789, 75691, 122969, 252631, 410429, 1569851, 1768417, 2778941, 2873003, 4514719, 10988957, 17268361, 19452587, 31603033, 120878527, 403451707, 2824161949, 4437968777, 31065781439]

約数ペア:

[(1, 31065781439), (7, 4437968777), (11, 2824161949), (77, 403451707), (257, 120878527), (983, 31603033), (1597, 19452587), (1799, 17268361), (2827, 10988957), (6881, 4514719), (10813, 2873003), (11179, 2778941), (17567, 1768417), (19789, 1569851), (75691, 410429), (122969, 252631)]