15519147

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 25920000

約数和(自身を除く): 10400853

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 1499, 3451, 4497, 10353, 10493, 25483, 31479, 43471, 76449, 130413, 178381, 304297, 535143, 739007, 912891, 2217021, 5173049, 15519147]

約数ペア:

[(1, 15519147), (3, 5173049), (7, 2217021), (17, 912891), (21, 739007), (29, 535143), (51, 304297), (87, 178381), (119, 130413), (203, 76449), (357, 43471), (493, 31479), (609, 25483), (1479, 10493), (1499, 10353), (3451, 4497)]