87702309

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1279}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 133785600

約数和(自身を除く): 46083291

約数列:

[1, 3, 9, 19, 57, 171, 401, 1203, 1279, 3609, 3837, 7619, 11511, 22857, 24301, 68571, 72903, 218709, 512879, 1538637, 4615911, 9744701, 29234103, 87702309]

約数ペア:

[(1, 87702309), (3, 29234103), (9, 9744701), (19, 4615911), (57, 1538637), (171, 512879), (401, 218709), (1203, 72903), (1279, 68571), (3609, 24301), (3837, 22857), (7619, 11511)]