2077821

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 3276000

約数和(自身を除く): 1198179

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 419, 551, 1257, 1653, 3771, 4959, 7961, 12151, 23883, 36453, 71649, 109359, 230869, 692607, 2077821]

約数ペア:

[(1, 2077821), (3, 692607), (9, 230869), (19, 109359), (29, 71649), (57, 36453), (87, 23883), (171, 12151), (261, 7961), (419, 4959), (551, 3771), (1257, 1653)]