138830986

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7351}}^1$

素因数の和:7450

約数の個数: 32

約数和(自身を含む): 254085120

約数和(自身を除く): 115254134

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 994, 1349, 2698, 7351, 9443, 14702, 18886, 51457, 102914, 139669, 279338, 521921, 977683, 1043842, 1955366, 3653447, 7306894, 9916499, 19832998, 69415493, 138830986]

約数ペア:

[(1, 138830986), (2, 69415493), (7, 19832998), (14, 9916499), (19, 7306894), (38, 3653447), (71, 1955366), (133, 1043842), (142, 977683), (266, 521921), (497, 279338), (994, 139669), (1349, 102914), (2698, 51457), (7351, 18886), (9443, 14702)]