25502997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 38993920

約数和(自身を除く): 13490923

約数列:

[1, 3, 13, 19, 39, 57, 127, 247, 271, 381, 741, 813, 1651, 2413, 3523, 4953, 5149, 7239, 10569, 15447, 31369, 34417, 66937, 94107, 103251, 200811, 447421, 653923, 1342263, 1961769, 8500999, 25502997]

約数ペア:

[(1, 25502997), (3, 8500999), (13, 1961769), (19, 1342263), (39, 653923), (57, 447421), (127, 200811), (247, 103251), (271, 94107), (381, 66937), (741, 34417), (813, 31369), (1651, 15447), (2413, 10569), (3523, 7239), (4953, 5149)]