12661719

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 21150720

約数和(自身を除く): 8489001

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1223, 1479, 3451, 3669, 8561, 10353, 20791, 25683, 35467, 62373, 106401, 145537, 248269, 436611, 602939, 744807, 1808817, 4220573, 12661719]

約数ペア:

[(1, 12661719), (3, 4220573), (7, 1808817), (17, 744807), (21, 602939), (29, 436611), (51, 248269), (87, 145537), (119, 106401), (203, 62373), (357, 35467), (493, 25683), (609, 20791), (1223, 10353), (1479, 8561), (3451, 3669)]