15229739

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 19206720

約数和(自身を除く): 3976981

約数列:

[1, 7, 17, 47, 49, 119, 329, 389, 799, 833, 2303, 2723, 5593, 6613, 18283, 19061, 39151, 46291, 127981, 310811, 324037, 895867, 2175677, 15229739]

約数ペア:

[(1, 15229739), (7, 2175677), (17, 895867), (47, 324037), (49, 310811), (119, 127981), (329, 46291), (389, 39151), (799, 19061), (833, 18283), (2303, 6613), (2723, 5593)]