16493553

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 27181440

約数和(自身を除く): 10687887

約数列:

[1, 3, 9, 17, 23, 43, 51, 69, 109, 129, 153, 207, 327, 387, 391, 731, 981, 989, 1173, 1853, 2193, 2507, 2967, 3519, 4687, 5559, 6579, 7521, 8901, 14061, 16677, 16813, 22563, 42183, 42619, 50439, 79679, 107801, 127857, 151317, 239037, 323403, 383571, 717111, 970209, 1832617, 5497851, 16493553]

約数ペア:

[(1, 16493553), (3, 5497851), (9, 1832617), (17, 970209), (23, 717111), (43, 383571), (51, 323403), (69, 239037), (109, 151317), (129, 127857), (153, 107801), (207, 79679), (327, 50439), (387, 42619), (391, 42183), (731, 22563), (981, 16813), (989, 16677), (1173, 14061), (1853, 8901), (2193, 7521), (2507, 6579), (2967, 5559), (3519, 4687)]