399715706884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{71839631}}^1$

素因数の和:71839755

約数の個数: 24

約数和(自身を含む): 760350665088

約数和(自身を除く): 360634958204

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 71839631, 143679262, 287358524, 933915203, 1867830406, 3735660812, 7686840517, 15373681034, 30747362068, 99928926721, 199857853442, 399715706884]

約数ペア:

[(1, 399715706884), (2, 199857853442), (4, 99928926721), (13, 30747362068), (26, 15373681034), (52, 7686840517), (107, 3735660812), (214, 1867830406), (428, 933915203), (1391, 287358524), (2782, 143679262), (5564, 71839631)]