8821395

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 16982784

約数和(自身を除く): 8161389

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 251, 355, 495, 639, 753, 781, 1065, 1255, 2259, 2343, 2761, 3195, 3765, 3905, 7029, 8283, 11295, 11715, 13805, 17821, 24849, 35145, 41415, 53463, 89105, 124245, 160389, 196031, 267315, 588093, 801945, 980155, 1764279, 2940465, 8821395]

約数ペア:

[(1, 8821395), (3, 2940465), (5, 1764279), (9, 980155), (11, 801945), (15, 588093), (33, 267315), (45, 196031), (55, 160389), (71, 124245), (99, 89105), (165, 53463), (213, 41415), (251, 35145), (355, 24849), (495, 17821), (639, 13805), (753, 11715), (781, 11295), (1065, 8283), (1255, 7029), (2259, 3905), (2343, 3765), (2761, 3195)]