16617279

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 27164160

約数和(自身を除く): 10546881

約数列:

[1, 3, 7, 17, 21, 51, 89, 119, 267, 357, 523, 623, 1513, 1569, 1869, 3661, 4539, 8891, 10591, 10983, 26673, 31773, 46547, 62237, 139641, 186711, 325829, 791299, 977487, 2373897, 5539093, 16617279]

約数ペア:

[(1, 16617279), (3, 5539093), (7, 2373897), (17, 977487), (21, 791299), (51, 325829), (89, 186711), (119, 139641), (267, 62237), (357, 46547), (523, 31773), (623, 26673), (1513, 10983), (1569, 10591), (1869, 8891), (3661, 4539)]