7420143

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 10911888

約数和(自身を除く): 3491745

約数列:

[1, 3, 17, 29, 51, 87, 173, 493, 519, 841, 1479, 2523, 2941, 5017, 8823, 14297, 15051, 42891, 85289, 145493, 255867, 436479, 2473381, 7420143]

約数ペア:

[(1, 7420143), (3, 2473381), (17, 436479), (29, 255867), (51, 145493), (87, 85289), (173, 42891), (493, 15051), (519, 14297), (841, 8823), (1479, 5017), (2523, 2941)]