170811909

素因数分解:

$3^4\times {\mathrm{421}}^1\times {\mathrm{5009}}^1$

素因数の和:5442

約数の個数: 20

約数和(自身を含む): 255820620

約数和(自身を除く): 85008711

約数列:

[1, 3, 9, 27, 81, 421, 1263, 3789, 5009, 11367, 15027, 34101, 45081, 135243, 405729, 2108789, 6326367, 18979101, 56937303, 170811909]

約数ペア:

[(1, 170811909), (3, 56937303), (9, 18979101), (27, 6326367), (81, 2108789), (421, 405729), (1263, 135243), (3789, 45081), (5009, 34101), (11367, 15027)]