17728683

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 28250112

約数和(自身を除く): 10521429

約数列:

[1, 3, 7, 21, 31, 93, 113, 217, 241, 339, 651, 723, 791, 1687, 2373, 3503, 5061, 7471, 10509, 22413, 24521, 27233, 52297, 73563, 81699, 156891, 190631, 571893, 844223, 2532669, 5909561, 17728683]

約数ペア:

[(1, 17728683), (3, 5909561), (7, 2532669), (21, 844223), (31, 571893), (93, 190631), (113, 156891), (217, 81699), (241, 73563), (339, 52297), (651, 27233), (723, 24521), (791, 22413), (1687, 10509), (2373, 7471), (3503, 5061)]