209955972

素因数分解:

$2^2\times 3^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{821}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 497697984

約数和(自身を除く): 287742012

約数列:

[1, 2, 3, 4, 6, 12, 101, 202, 211, 303, 404, 422, 606, 633, 821, 844, 1212, 1266, 1642, 2463, 2532, 3284, 4926, 9852, 21311, 42622, 63933, 82921, 85244, 127866, 165842, 173231, 248763, 255732, 331684, 346462, 497526, 519693, 692924, 995052, 1039386, 2078772, 17496331, 34992662, 52488993, 69985324, 104977986, 209955972]

約数ペア:

[(1, 209955972), (2, 104977986), (3, 69985324), (4, 52488993), (6, 34992662), (12, 17496331), (101, 2078772), (202, 1039386), (211, 995052), (303, 692924), (404, 519693), (422, 497526), (606, 346462), (633, 331684), (821, 255732), (844, 248763), (1212, 173231), (1266, 165842), (1642, 127866), (2463, 85244), (2532, 82921), (3284, 63933), (4926, 42622), (9852, 21311)]