71486977982

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{150497}}^1$

素因数の和:150681

約数の個数: 48

約数和(自身を含む): 129087552528

約数和(自身を除く): 57600574546

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 131, 259, 262, 518, 917, 1813, 1834, 3626, 4847, 6419, 9694, 12838, 33929, 67858, 150497, 237503, 300994, 475006, 1053479, 2106958, 5568389, 7374353, 11136778, 14748706, 19715107, 38978723, 39430214, 77957446, 138005749, 272851061, 276011498, 545702122, 729458959, 966040243, 1458917918, 1932080486, 5106212713, 10212425426, 35743488991, 71486977982]

約数ペア:

[(1, 71486977982), (2, 35743488991), (7, 10212425426), (14, 5106212713), (37, 1932080486), (49, 1458917918), (74, 966040243), (98, 729458959), (131, 545702122), (259, 276011498), (262, 272851061), (518, 138005749), (917, 77957446), (1813, 39430214), (1834, 38978723), (3626, 19715107), (4847, 14748706), (6419, 11136778), (9694, 7374353), (12838, 5568389), (33929, 2106958), (67858, 1053479), (150497, 475006), (237503, 300994)]