1227717

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:694

約数の個数: 20

約数和(自身を含む): 1916640

約数和(自身を除く): 688923

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 659, 1863, 1977, 5931, 15157, 17793, 45471, 53379, 136413, 409239, 1227717]

約数ペア:

[(1, 1227717), (3, 409239), (9, 136413), (23, 53379), (27, 45471), (69, 17793), (81, 15157), (207, 5931), (621, 1977), (659, 1863)]