289370690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{21419}}^1$

素因数の和:21626

約数の個数: 32

約数和(自身を含む): 598389120

約数和(自身を除く): 309018430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1930, 2702, 6755, 13510, 21419, 42838, 107095, 149933, 214190, 299866, 749665, 1499330, 4133867, 8267734, 20669335, 28937069, 41338670, 57874138, 144685345, 289370690]

約数ペア:

[(1, 289370690), (2, 144685345), (5, 57874138), (7, 41338670), (10, 28937069), (14, 20669335), (35, 8267734), (70, 4133867), (193, 1499330), (386, 749665), (965, 299866), (1351, 214190), (1930, 149933), (2702, 107095), (6755, 42838), (13510, 21419)]