218910717

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1430789}}^1$

素因数の和:1430812

約数の個数: 12

約数和(自身を含む): 334804860

約数和(自身を除く): 115894143

約数列:

[1, 3, 9, 17, 51, 153, 1430789, 4292367, 12877101, 24323413, 72970239, 218910717]

約数ペア:

[(1, 218910717), (3, 72970239), (9, 24323413), (17, 12877101), (51, 4292367), (153, 1430789)]