71638728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{426421}}^1$

素因数の和:426437

約数の個数: 32

約数和(自身を含む): 204682560

約数和(自身を除く): 133043832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 426421, 852842, 1279263, 1705684, 2558526, 2984947, 3411368, 5117052, 5969894, 8954841, 10234104, 11939788, 17909682, 23879576, 35819364, 71638728]

約数ペア:

[(1, 71638728), (2, 35819364), (3, 23879576), (4, 17909682), (6, 11939788), (7, 10234104), (8, 8954841), (12, 5969894), (14, 5117052), (21, 3411368), (24, 2984947), (28, 2558526), (42, 1705684), (56, 1279263), (84, 852842), (168, 426421)]