31359069

素因数分解:

$3^4\times 7^2\times {\mathrm{7901}}^1$

素因数の和:7927

約数の個数: 30

約数和(自身を含む): 54500094

約数和(自身を除く): 23141025

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 7901, 23703, 55307, 71109, 165921, 213327, 387149, 497763, 639981, 1161447, 1493289, 3484341, 4479867, 10453023, 31359069]

約数ペア:

[(1, 31359069), (3, 10453023), (7, 4479867), (9, 3484341), (21, 1493289), (27, 1161447), (49, 639981), (63, 497763), (81, 387149), (147, 213327), (189, 165921), (441, 71109), (567, 55307), (1323, 23703), (3969, 7901)]