30872842

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2203}}^1$

素因数の和:2243

約数の個数: 48

約数和(自身を含む): 63316512

約数和(自身を除く): 32443670

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 2002, 2203, 4406, 7007, 14014, 15421, 24233, 28639, 30842, 48466, 57278, 107947, 169631, 200473, 215894, 315029, 339262, 400946, 630058, 1187417, 1403311, 2205203, 2374834, 2806622, 4410406, 15436421, 30872842]

約数ペア:

[(1, 30872842), (2, 15436421), (7, 4410406), (11, 2806622), (13, 2374834), (14, 2205203), (22, 1403311), (26, 1187417), (49, 630058), (77, 400946), (91, 339262), (98, 315029), (143, 215894), (154, 200473), (182, 169631), (286, 107947), (539, 57278), (637, 48466), (1001, 30842), (1078, 28639), (1274, 24233), (2002, 15421), (2203, 14014), (4406, 7007)]