47619621

素因数分解:

$3^2\times 7^2\times {\mathrm{107981}}^1$

素因数の和:108001

約数の個数: 18

約数和(自身を含む): 80014662

約数和(自身を除く): 32395041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 107981, 323943, 755867, 971829, 2267601, 5291069, 6802803, 15873207, 47619621]

約数ペア:

[(1, 47619621), (3, 15873207), (7, 6802803), (9, 5291069), (21, 2267601), (49, 971829), (63, 755867), (147, 323943), (441, 107981)]