889904628

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{348163}}^1$

素因数の和:348244

約数の個数: 36

約数和(自身を含む): 2281170528

約数和(自身を除く): 1391265900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 348163, 696326, 1044489, 1392652, 2088978, 3133467, 4177956, 6266934, 12533868, 24719573, 49439146, 74158719, 98878292, 148317438, 222476157, 296634876, 444952314, 889904628]

約数ペア:

[(1, 889904628), (2, 444952314), (3, 296634876), (4, 222476157), (6, 148317438), (9, 98878292), (12, 74158719), (18, 49439146), (36, 24719573), (71, 12533868), (142, 6266934), (213, 4177956), (284, 3133467), (426, 2088978), (639, 1392652), (852, 1044489), (1278, 696326), (2556, 348163)]