311990814

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{7043}}^1$

素因数の和:7181

約数の個数: 48

約数和(自身を含む): 712063872

約数和(自身を除く): 400073058

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 107, 138, 207, 214, 321, 414, 642, 963, 1926, 2461, 4922, 7043, 7383, 14086, 14766, 21129, 22149, 42258, 44298, 63387, 126774, 161989, 323978, 485967, 753601, 971934, 1457901, 1507202, 2260803, 2915802, 4521606, 6782409, 13564818, 17332823, 34665646, 51998469, 103996938, 155995407, 311990814]

約数ペア:

[(1, 311990814), (2, 155995407), (3, 103996938), (6, 51998469), (9, 34665646), (18, 17332823), (23, 13564818), (46, 6782409), (69, 4521606), (107, 2915802), (138, 2260803), (207, 1507202), (214, 1457901), (321, 971934), (414, 753601), (642, 485967), (963, 323978), (1926, 161989), (2461, 126774), (4922, 63387), (7043, 44298), (7383, 42258), (14086, 22149), (14766, 21129)]