172939788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{686269}}^1$

素因数の和:686286

約数の個数: 36

約数和(自身を含む): 499604560

約数和(自身を除く): 326664772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 686269, 1372538, 2058807, 2745076, 4117614, 4803883, 6176421, 8235228, 9607766, 12352842, 14411649, 19215532, 24705684, 28823298, 43234947, 57646596, 86469894, 172939788]

約数ペア:

[(1, 172939788), (2, 86469894), (3, 57646596), (4, 43234947), (6, 28823298), (7, 24705684), (9, 19215532), (12, 14411649), (14, 12352842), (18, 9607766), (21, 8235228), (28, 6176421), (36, 4803883), (42, 4117614), (63, 2745076), (84, 2058807), (126, 1372538), (252, 686269)]