28561012894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1\times {\mathrm{21563}}^1$

素因数の和:21984

約数の個数: 32

約数和(自身を含む): 45832988160

約数和(自身を除く): 17271975266

約数列:

[1, 2, 17, 34, 163, 239, 326, 478, 2771, 4063, 5542, 8126, 21563, 38957, 43126, 77914, 366571, 662269, 733142, 1324538, 3514769, 5153557, 7029538, 10307114, 59751073, 87610469, 119502146, 175220938, 840029791, 1680059582, 14280506447, 28561012894]

約数ペア:

[(1, 28561012894), (2, 14280506447), (17, 1680059582), (34, 840029791), (163, 175220938), (239, 119502146), (326, 87610469), (478, 59751073), (2771, 10307114), (4063, 7029538), (5542, 5153557), (8126, 3514769), (21563, 1324538), (38957, 733142), (43126, 662269), (77914, 366571)]