71554876

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{1951}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 128386944

約数和(自身を除く): 56832068

約数列:

[1, 2, 4, 53, 106, 173, 212, 346, 692, 1951, 3902, 7804, 9169, 18338, 36676, 103403, 206806, 337523, 413612, 675046, 1350092, 17888719, 35777438, 71554876]

約数ペア:

[(1, 71554876), (2, 35777438), (4, 17888719), (53, 1350092), (106, 675046), (173, 413612), (212, 337523), (346, 206806), (692, 103403), (1951, 36676), (3902, 18338), (7804, 9169)]