1266687

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{487}}^1$

素因数の和:527

約数の個数: 18

約数和(自身を含む): 1947608

約数和(自身を除く): 680921

約数列:

[1, 3, 9, 17, 51, 153, 289, 487, 867, 1461, 2601, 4383, 8279, 24837, 74511, 140743, 422229, 1266687]

約数ペア:

[(1, 1266687), (3, 422229), (9, 140743), (17, 74511), (51, 24837), (153, 8279), (289, 4383), (487, 2601), (867, 1461)]