1781002076

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{5783}}^1$

素因数の和:6458

約数の個数: 48

約数和(自身を含む): 3778016256

約数和(自身を除く): 1997014180

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 647, 1294, 2588, 4529, 5783, 9058, 10999, 11566, 18116, 21998, 23132, 40481, 43996, 76993, 80962, 98311, 153986, 161924, 196622, 307972, 393244, 688177, 1376354, 2752708, 3741601, 7483202, 14966404, 26191207, 52382414, 63607217, 104764828, 127214434, 254428868, 445250519, 890501038, 1781002076]

約数ペア:

[(1, 1781002076), (2, 890501038), (4, 445250519), (7, 254428868), (14, 127214434), (17, 104764828), (28, 63607217), (34, 52382414), (68, 26191207), (119, 14966404), (238, 7483202), (476, 3741601), (647, 2752708), (1294, 1376354), (2588, 688177), (4529, 393244), (5783, 307972), (9058, 196622), (10999, 161924), (11566, 153986), (18116, 98311), (21998, 80962), (23132, 76993), (40481, 43996)]