128156938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37061}}^1$

素因数の和:37102

約数の個数: 32

約数和(自身を含む): 249056640

約数和(自身を除く): 120899702

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 37061, 74122, 259427, 481793, 518854, 704159, 963586, 1408318, 3372551, 4929113, 6745102, 9154067, 9858226, 18308134, 64078469, 128156938]

約数ペア:

[(1, 128156938), (2, 64078469), (7, 18308134), (13, 9858226), (14, 9154067), (19, 6745102), (26, 4929113), (38, 3372551), (91, 1408318), (133, 963586), (182, 704159), (247, 518854), (266, 481793), (494, 259427), (1729, 74122), (3458, 37061)]