81068492

素因数分解:

$2^2\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 143665536

約数和(自身を除く): 62597044

約数列:

[1, 2, 4, 173, 193, 346, 386, 607, 692, 772, 1214, 2428, 33389, 66778, 105011, 117151, 133556, 210022, 234302, 420044, 468604, 20267123, 40534246, 81068492]

約数ペア:

[(1, 81068492), (2, 40534246), (4, 20267123), (173, 468604), (193, 420044), (346, 234302), (386, 210022), (607, 133556), (692, 117151), (772, 105011), (1214, 66778), (2428, 33389)]