80695209

素因数分解:

$3^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{659}}^1$

素因数の和:707

約数の個数: 40

約数和(自身を含む): 133103520

約数和(自身を除く): 52408311

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 343, 357, 659, 833, 1029, 1977, 2401, 2499, 4613, 5831, 7203, 11203, 13839, 17493, 32291, 33609, 40817, 78421, 96873, 122451, 226037, 235263, 548947, 678111, 1582259, 1646841, 3842629, 4746777, 11527887, 26898403, 80695209]

約数ペア:

[(1, 80695209), (3, 26898403), (7, 11527887), (17, 4746777), (21, 3842629), (49, 1646841), (51, 1582259), (119, 678111), (147, 548947), (343, 235263), (357, 226037), (659, 122451), (833, 96873), (1029, 78421), (1977, 40817), (2401, 33609), (2499, 32291), (4613, 17493), (5831, 13839), (7203, 11203)]