663485188

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79861}}^1$

素因数の和:79963

約数の個数: 24

約数和(自身を含む): 1216457984

約数和(自身を除く): 552972796

約数列:

[1, 2, 4, 31, 62, 67, 124, 134, 268, 2077, 4154, 8308, 79861, 159722, 319444, 2475691, 4951382, 5350687, 9902764, 10701374, 21402748, 165871297, 331742594, 663485188]

約数ペア:

[(1, 663485188), (2, 331742594), (4, 165871297), (31, 21402748), (62, 10701374), (67, 9902764), (124, 5350687), (134, 4951382), (268, 2475691), (2077, 319444), (4154, 159722), (8308, 79861)]