1378863

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:628

約数の個数: 20

約数和(自身を含む): 2134440

約数和(自身を除く): 755577

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 587, 783, 1761, 2349, 5283, 15849, 17023, 47547, 51069, 153207, 459621, 1378863]

約数ペア:

[(1, 1378863), (3, 459621), (9, 153207), (27, 51069), (29, 47547), (81, 17023), (87, 15849), (261, 5283), (587, 2349), (783, 1761)]