84720734

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4363}}^1$

素因数の和:4464

約数の個数: 32

約数和(自身を含む): 155009280

約数和(自身を除く): 70288546

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 4363, 8726, 9709, 19418, 30541, 61082, 82897, 165794, 318499, 580279, 636998, 1160558, 2229493, 4458986, 6051481, 12102962, 42360367, 84720734]

約数ペア:

[(1, 84720734), (2, 42360367), (7, 12102962), (14, 6051481), (19, 4458986), (38, 2229493), (73, 1160558), (133, 636998), (146, 580279), (266, 318499), (511, 165794), (1022, 82897), (1387, 61082), (2774, 30541), (4363, 19418), (8726, 9709)]