15394389

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 22848000

約数和(自身を除く): 7453611

約数列:

[1, 3, 19, 29, 57, 67, 87, 139, 201, 417, 551, 1273, 1653, 1943, 2641, 3819, 4031, 5829, 7923, 9313, 12093, 27939, 36917, 76589, 110751, 176947, 229767, 270077, 530841, 810231, 5131463, 15394389]

約数ペア:

[(1, 15394389), (3, 5131463), (19, 810231), (29, 530841), (57, 270077), (67, 229767), (87, 176947), (139, 110751), (201, 76589), (417, 36917), (551, 27939), (1273, 12093), (1653, 9313), (1943, 7923), (2641, 5829), (3819, 4031)]