1490265434

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{6221}}^1$

素因数の和:6542

約数の個数: 32

約数和(自身を含む): 2601891072

約数和(自身を除く): 1111625638

約数列:

[1, 2, 7, 14, 71, 142, 241, 482, 497, 994, 1687, 3374, 6221, 12442, 17111, 34222, 43547, 87094, 119777, 239554, 441691, 883382, 1499261, 2998522, 3091837, 6183674, 10494827, 20989654, 106447531, 212895062, 745132717, 1490265434]

約数ペア:

[(1, 1490265434), (2, 745132717), (7, 212895062), (14, 106447531), (71, 20989654), (142, 10494827), (241, 6183674), (482, 3091837), (497, 2998522), (994, 1499261), (1687, 883382), (3374, 441691), (6221, 239554), (12442, 119777), (17111, 87094), (34222, 43547)]