72811287

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1619}}^1$

素因数の和:1907

約数の個数: 24

約数和(自身を含む): 111196800

約数和(自身を除く): 38385513

約数列:

[1, 3, 9, 19, 57, 171, 263, 789, 1619, 2367, 4857, 4997, 14571, 14991, 30761, 44973, 92283, 276849, 425797, 1277391, 3832173, 8090143, 24270429, 72811287]

約数ペア:

[(1, 72811287), (3, 24270429), (9, 8090143), (19, 3832173), (57, 1277391), (171, 425797), (263, 276849), (789, 92283), (1619, 44973), (2367, 30761), (4857, 14991), (4997, 14571)]