1916217

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:630

約数の個数: 20

約数和(自身を含む): 2937396

約数和(自身を除く): 1021179

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 577, 1107, 1731, 3321, 5193, 15579, 23657, 46737, 70971, 212913, 638739, 1916217]

約数ペア:

[(1, 1916217), (3, 638739), (9, 212913), (27, 70971), (41, 46737), (81, 23657), (123, 15579), (369, 5193), (577, 3321), (1107, 1731)]