27905319

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12553}}^1$

素因数の和:12591

約数の個数: 24

約数和(自身を含む): 45696560

約数和(自身を除く): 17791241

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 12553, 37659, 112977, 163189, 238507, 489567, 715521, 1468701, 2146563, 3100591, 9301773, 27905319]

約数ペア:

[(1, 27905319), (3, 9301773), (9, 3100591), (13, 2146563), (19, 1468701), (39, 715521), (57, 489567), (117, 238507), (171, 163189), (247, 112977), (741, 37659), (2223, 12553)]