2078391015

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{905617}}^1$

素因数の和:905648

約数の個数: 32

約数和(自身を含む): 3912269760

約数和(自身を除く): 1833878745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 905617, 2716851, 4528085, 8150553, 13584255, 15395489, 24451659, 40752765, 46186467, 76977445, 122258295, 138559401, 230932335, 415678203, 692797005, 2078391015]

約数ペア:

[(1, 2078391015), (3, 692797005), (5, 415678203), (9, 230932335), (15, 138559401), (17, 122258295), (27, 76977445), (45, 46186467), (51, 40752765), (85, 24451659), (135, 15395489), (153, 13584255), (255, 8150553), (459, 4528085), (765, 2716851), (2295, 905617)]