70630728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{420421}}^1$

素因数の和:420437

約数の個数: 32

約数和(自身を含む): 201802560

約数和(自身を除く): 131171832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 420421, 840842, 1261263, 1681684, 2522526, 2942947, 3363368, 5045052, 5885894, 8828841, 10090104, 11771788, 17657682, 23543576, 35315364, 70630728]

約数ペア:

[(1, 70630728), (2, 35315364), (3, 23543576), (4, 17657682), (6, 11771788), (7, 10090104), (8, 8828841), (12, 5885894), (14, 5045052), (21, 3363368), (24, 2942947), (28, 2522526), (42, 1681684), (56, 1261263), (84, 840842), (168, 420421)]