205687573

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4289}}^1$

素因数の和:4357

約数の個数: 32

約数和(自身を含む): 276756480

約数和(自身を除く): 71068907

約数列:

[1, 7, 13, 17, 31, 91, 119, 217, 221, 403, 527, 1547, 2821, 3689, 4289, 6851, 30023, 47957, 55757, 72913, 132959, 390299, 510391, 930713, 947869, 1728467, 2260303, 6635083, 12099269, 15822121, 29383939, 205687573]

約数ペア:

[(1, 205687573), (7, 29383939), (13, 15822121), (17, 12099269), (31, 6635083), (91, 2260303), (119, 1728467), (217, 947869), (221, 930713), (403, 510391), (527, 390299), (1547, 132959), (2821, 72913), (3689, 55757), (4289, 47957), (6851, 30023)]