287851788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1142269}}^1$

素因数の和:1142286

約数の個数: 36

約数和(自身を含む): 831572560

約数和(自身を除く): 543720772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1142269, 2284538, 3426807, 4569076, 6853614, 7995883, 10280421, 13707228, 15991766, 20560842, 23987649, 31983532, 41121684, 47975298, 71962947, 95950596, 143925894, 287851788]

約数ペア:

[(1, 287851788), (2, 143925894), (3, 95950596), (4, 71962947), (6, 47975298), (7, 41121684), (9, 31983532), (12, 23987649), (14, 20560842), (18, 15991766), (21, 13707228), (28, 10280421), (36, 7995883), (42, 6853614), (63, 4569076), (84, 3426807), (126, 2284538), (252, 1142269)]