208049499

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10099}}^1$

素因数の和:10224

約数の個数: 32

約数和(自身を含む): 355520000

約数和(自身を除く): 147470501

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2289, 2943, 6867, 10099, 20601, 30297, 70693, 90891, 212079, 272673, 636237, 1100791, 1908711, 3302373, 7705537, 9907119, 23116611, 29721357, 69349833, 208049499]

約数ペア:

[(1, 208049499), (3, 69349833), (7, 29721357), (9, 23116611), (21, 9907119), (27, 7705537), (63, 3302373), (109, 1908711), (189, 1100791), (327, 636237), (763, 272673), (981, 212079), (2289, 90891), (2943, 70693), (6867, 30297), (10099, 20601)]