688929330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{323441}}^1$

素因数の和:323522

約数の個数: 32

約数和(自身を含む): 1676723328

約数和(自身を除く): 987793998

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 323441, 646882, 970323, 1617205, 1940646, 3234410, 4851615, 9703230, 22964311, 45928622, 68892933, 114821555, 137785866, 229643110, 344464665, 688929330]

約数ペア:

[(1, 688929330), (2, 344464665), (3, 229643110), (5, 137785866), (6, 114821555), (10, 68892933), (15, 45928622), (30, 22964311), (71, 9703230), (142, 4851615), (213, 3234410), (355, 1940646), (426, 1617205), (710, 970323), (1065, 646882), (2130, 323441)]