25416433

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 32256000

約数和(自身を除く): 6839567

約数列:

[1, 7, 19, 41, 59, 79, 133, 287, 413, 553, 779, 1121, 1501, 2419, 3239, 4661, 5453, 7847, 10507, 16933, 22673, 32627, 45961, 61541, 88559, 191101, 321727, 430787, 619913, 1337707, 3630919, 25416433]

約数ペア:

[(1, 25416433), (7, 3630919), (19, 1337707), (41, 619913), (59, 430787), (79, 321727), (133, 191101), (287, 88559), (413, 61541), (553, 45961), (779, 32627), (1121, 22673), (1501, 16933), (2419, 10507), (3239, 7847), (4661, 5453)]