16317981

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{607}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 24660480

約数和(自身を除く): 8342499

約数列:

[1, 3, 9, 29, 87, 103, 261, 309, 607, 927, 1821, 2987, 5463, 8961, 17603, 26883, 52809, 62521, 158427, 187563, 562689, 1813109, 5439327, 16317981]

約数ペア:

[(1, 16317981), (3, 5439327), (9, 1813109), (29, 562689), (87, 187563), (103, 158427), (261, 62521), (309, 52809), (607, 26883), (927, 17603), (1821, 8961), (2987, 5463)]