17993339

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 23059008

約数和(自身を除く): 5065669

約数列:

[1, 7, 13, 47, 49, 91, 329, 601, 611, 637, 2303, 4207, 4277, 7813, 28247, 29449, 29939, 54691, 197729, 367211, 382837, 1384103, 2570477, 17993339]

約数ペア:

[(1, 17993339), (7, 2570477), (13, 1384103), (47, 382837), (49, 367211), (91, 197729), (329, 54691), (601, 29939), (611, 29449), (637, 28247), (2303, 7813), (4207, 4277)]