668730213

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{95383}}^1$

素因数の和:95449

約数の個数: 24

約数和(自身を含む): 1041593280

約数和(自身を除く): 372863067

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 7011, 95383, 286149, 858447, 1812277, 3910703, 5436831, 11732109, 16310493, 35196327, 74303357, 222910071, 668730213]

約数ペア:

[(1, 668730213), (3, 222910071), (9, 74303357), (19, 35196327), (41, 16310493), (57, 11732109), (123, 5436831), (171, 3910703), (369, 1812277), (779, 858447), (2337, 286149), (7011, 95383)]