64423851

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 95255040

約数和(自身を除く): 30831189

約数列:

[1, 3, 19, 23, 57, 69, 157, 313, 437, 471, 939, 1311, 2983, 3611, 5947, 7199, 8949, 10833, 17841, 21597, 49141, 68609, 136781, 147423, 205827, 410343, 933679, 1130243, 2801037, 3390729, 21474617, 64423851]

約数ペア:

[(1, 64423851), (3, 21474617), (19, 3390729), (23, 2801037), (57, 1130243), (69, 933679), (157, 410343), (313, 205827), (437, 147423), (471, 136781), (939, 68609), (1311, 49141), (2983, 21597), (3611, 17841), (5947, 10833), (7199, 8949)]