1258981906

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{186959}}^1$

素因数の和:187018

約数の個数: 32

約数和(自身を含む): 2387105280

約数和(自身を除く): 1128123374

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 182, 259, 481, 518, 962, 3367, 6734, 186959, 373918, 1308713, 2430467, 2617426, 4860934, 6917483, 13834966, 17013269, 34026538, 48422381, 89927279, 96844762, 179854558, 629490953, 1258981906]

約数ペア:

[(1, 1258981906), (2, 629490953), (7, 179854558), (13, 96844762), (14, 89927279), (26, 48422381), (37, 34026538), (74, 17013269), (91, 13834966), (182, 6917483), (259, 4860934), (481, 2617426), (518, 2430467), (962, 1308713), (3367, 373918), (6734, 186959)]