16190919

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 26687232

約数和(自身を除く): 10496313

約数列:

[1, 3, 9, 17, 23, 43, 51, 69, 107, 129, 153, 207, 321, 387, 391, 731, 963, 989, 1173, 1819, 2193, 2461, 2967, 3519, 4601, 5457, 6579, 7383, 8901, 13803, 16371, 16813, 22149, 41409, 41837, 50439, 78217, 105823, 125511, 151317, 234651, 317469, 376533, 703953, 952407, 1798991, 5396973, 16190919]

約数ペア:

[(1, 16190919), (3, 5396973), (9, 1798991), (17, 952407), (23, 703953), (43, 376533), (51, 317469), (69, 234651), (107, 151317), (129, 125511), (153, 105823), (207, 78217), (321, 50439), (387, 41837), (391, 41409), (731, 22149), (963, 16813), (989, 16371), (1173, 13803), (1819, 8901), (2193, 7383), (2461, 6579), (2967, 5457), (3519, 4601)]