403886289

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^2\times {\mathrm{491}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 575887968

約数和(自身を除く): 172001679

約数列:

[1, 3, 17, 51, 127, 381, 491, 1473, 2159, 6477, 8347, 16129, 25041, 48387, 62357, 187071, 274193, 822579, 1060069, 3180207, 7919339, 23758017, 134628763, 403886289]

約数ペア:

[(1, 403886289), (3, 134628763), (17, 23758017), (51, 7919339), (127, 3180207), (381, 1060069), (491, 822579), (1473, 274193), (2159, 187071), (6477, 62357), (8347, 48387), (16129, 25041)]