1980585

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{863}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 3732480

約数和(自身を除く): 1751895

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 863, 2295, 2589, 4315, 7767, 12945, 14671, 23301, 38835, 44013, 73355, 116505, 132039, 220065, 396117, 660195, 1980585]

約数ペア:

[(1, 1980585), (3, 660195), (5, 396117), (9, 220065), (15, 132039), (17, 116505), (27, 73355), (45, 44013), (51, 38835), (85, 23301), (135, 14671), (153, 12945), (255, 7767), (459, 4315), (765, 2589), (863, 2295)]