25444916

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1140

約数の個数: 36

約数和(自身を含む): 52246656

約数和(自身を除く): 26801740

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 917, 991, 1834, 1982, 3668, 3964, 6419, 6937, 12838, 13874, 25676, 27748, 48559, 97118, 129821, 194236, 259642, 519284, 908747, 1817494, 3634988, 6361229, 12722458, 25444916]

約数ペア:

[(1, 25444916), (2, 12722458), (4, 6361229), (7, 3634988), (14, 1817494), (28, 908747), (49, 519284), (98, 259642), (131, 194236), (196, 129821), (262, 97118), (524, 48559), (917, 27748), (991, 25676), (1834, 13874), (1982, 12838), (3668, 6937), (3964, 6419)]