291662007

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{2141}}^1$

素因数の和:2663

約数の個数: 32

約数和(自身を含む): 479808000

約数和(自身を除く): 188145993

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 499, 1497, 2141, 3493, 6423, 6487, 10479, 14987, 19461, 27833, 44961, 45409, 83499, 136227, 194831, 584493, 1068359, 3205077, 7478513, 13888667, 22435539, 41666001, 97220669, 291662007]

約数ペア:

[(1, 291662007), (3, 97220669), (7, 41666001), (13, 22435539), (21, 13888667), (39, 7478513), (91, 3205077), (273, 1068359), (499, 584493), (1497, 194831), (2141, 136227), (3493, 83499), (6423, 45409), (6487, 44961), (10479, 27833), (14987, 19461)]