8271855

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 14929920

約数和(自身を除く): 6658065

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 863, 1065, 1917, 2589, 3195, 4315, 7767, 9585, 12945, 23301, 38835, 61273, 116505, 183819, 306365, 551457, 919095, 1654371, 2757285, 8271855]

約数ペア:

[(1, 8271855), (3, 2757285), (5, 1654371), (9, 919095), (15, 551457), (27, 306365), (45, 183819), (71, 116505), (135, 61273), (213, 38835), (355, 23301), (639, 12945), (863, 9585), (1065, 7767), (1917, 4315), (2589, 3195)]