1277483643

素因数分解:

$3^4\times {\mathrm{2503}}^1\times {\mathrm{6301}}^1$

素因数の和:8816

約数の個数: 20

約数和(自身を含む): 1909405168

約数和(自身を除く): 631921525

約数列:

[1, 3, 9, 27, 81, 2503, 6301, 7509, 18903, 22527, 56709, 67581, 170127, 202743, 510381, 15771403, 47314209, 141942627, 425827881, 1277483643]

約数ペア:

[(1, 1277483643), (3, 425827881), (9, 141942627), (27, 47314209), (81, 15771403), (2503, 510381), (6301, 202743), (7509, 170127), (18903, 67581), (22527, 56709)]