438103161

素因数分解:

$3^4\times {\mathrm{773}}^1\times {\mathrm{6997}}^1$

素因数の和:7782

約数の個数: 20

約数和(自身を含む): 655390692

約数和(自身を除く): 217287531

約数列:

[1, 3, 9, 27, 81, 773, 2319, 6957, 6997, 20871, 20991, 62613, 62973, 188919, 566757, 5408681, 16226043, 48678129, 146034387, 438103161]

約数ペア:

[(1, 438103161), (3, 146034387), (9, 48678129), (27, 16226043), (81, 5408681), (773, 566757), (2319, 188919), (6957, 62973), (6997, 62613), (20871, 20991)]