2015019993

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{135719}}^1$

素因数の和:135837

約数の個数: 24

約数和(自身を含む): 3156304320

約数和(自身を除く): 1141284327

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 4949, 14847, 135719, 407157, 950033, 2850099, 6650231, 13707619, 19950693, 41122857, 95953333, 287859999, 671673331, 2015019993]

約数ペア:

[(1, 2015019993), (3, 671673331), (7, 287859999), (21, 95953333), (49, 41122857), (101, 19950693), (147, 13707619), (303, 6650231), (707, 2850099), (2121, 950033), (4949, 407157), (14847, 135719)]