266405061

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1367}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 404490240

約数和(自身を除く): 138085179

約数列:

[1, 3, 13, 19, 39, 57, 247, 263, 741, 789, 1367, 3419, 4101, 4997, 10257, 14991, 17771, 25973, 53313, 64961, 77919, 194883, 337649, 359521, 1012947, 1078563, 4673773, 6830899, 14021319, 20492697, 88801687, 266405061]

約数ペア:

[(1, 266405061), (3, 88801687), (13, 20492697), (19, 14021319), (39, 6830899), (57, 4673773), (247, 1078563), (263, 1012947), (741, 359521), (789, 337649), (1367, 194883), (3419, 77919), (4101, 64961), (4997, 53313), (10257, 25973), (14991, 17771)]