71312643

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{46337}}^1$

素因数の和:46368

約数の個数: 20

約数和(自身を含む): 112137960

約数和(自身を除く): 40825317

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 46337, 139011, 417033, 880403, 1251099, 2641209, 3753297, 7923627, 23770881, 71312643]

約数ペア:

[(1, 71312643), (3, 23770881), (9, 7923627), (19, 3753297), (27, 2641209), (57, 1251099), (81, 880403), (171, 417033), (513, 139011), (1539, 46337)]