81630836

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 168534912

約数和(自身を除く): 86904076

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 211, 287, 337, 422, 574, 674, 844, 1148, 1348, 1477, 2359, 2954, 4718, 5908, 8651, 9436, 13817, 17302, 27634, 34604, 55268, 60557, 71107, 96719, 121114, 142214, 193438, 242228, 284428, 386876, 497749, 995498, 1990996, 2915387, 5830774, 11661548, 20407709, 40815418, 81630836]

約数ペア:

[(1, 81630836), (2, 40815418), (4, 20407709), (7, 11661548), (14, 5830774), (28, 2915387), (41, 1990996), (82, 995498), (164, 497749), (211, 386876), (287, 284428), (337, 242228), (422, 193438), (574, 142214), (674, 121114), (844, 96719), (1148, 71107), (1348, 60557), (1477, 55268), (2359, 34604), (2954, 27634), (4718, 17302), (5908, 13817), (8651, 9436)]