491100003

素因数分解:

$3^4\times {\mathrm{1657}}^1\times {\mathrm{3659}}^1$

素因数の和:5328

約数の個数: 20

約数和(自身を含む): 734261880

約数和(自身を除く): 243161877

約数列:

[1, 3, 9, 27, 81, 1657, 3659, 4971, 10977, 14913, 32931, 44739, 98793, 134217, 296379, 6062963, 18188889, 54566667, 163700001, 491100003]

約数ペア:

[(1, 491100003), (3, 163700001), (9, 54566667), (27, 18188889), (81, 6062963), (1657, 296379), (3659, 134217), (4971, 98793), (10977, 44739), (14913, 32931)]