291240516

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{495307}}^1$

素因数の和:495328

約数の個数: 36

約数和(自身を含む): 790511568

約数和(自身を除く): 499271052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 495307, 990614, 1485921, 1981228, 2971842, 3467149, 5943684, 6934298, 10401447, 13868596, 20802894, 24270043, 41605788, 48540086, 72810129, 97080172, 145620258, 291240516]

約数ペア:

[(1, 291240516), (2, 145620258), (3, 97080172), (4, 72810129), (6, 48540086), (7, 41605788), (12, 24270043), (14, 20802894), (21, 13868596), (28, 10401447), (42, 6934298), (49, 5943684), (84, 3467149), (98, 2971842), (147, 1981228), (196, 1485921), (294, 990614), (588, 495307)]