254002419

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{19889}}^1$

素因数の和:19952

約数の個数: 32

約数和(自身を含む): 420076800

約数和(自身を除く): 166074381

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 1161, 1419, 4257, 12771, 19889, 59667, 179001, 218779, 537003, 656337, 855227, 1969011, 2565681, 5907033, 7697043, 9407497, 23091129, 28222491, 84667473, 254002419]

約数ペア:

[(1, 254002419), (3, 84667473), (9, 28222491), (11, 23091129), (27, 9407497), (33, 7697043), (43, 5907033), (99, 2565681), (129, 1969011), (297, 855227), (387, 656337), (473, 537003), (1161, 218779), (1419, 179001), (4257, 59667), (12771, 19889)]