389898138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{82153}}^1$

素因数の和:82278

約数の個数: 32

約数和(自身を含む): 899093376

約数和(自身を除く): 509195238

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4746, 82153, 164306, 246459, 492918, 575071, 1150142, 1725213, 3450426, 9283289, 18566578, 27849867, 55699734, 64983023, 129966046, 194949069, 389898138]

約数ペア:

[(1, 389898138), (2, 194949069), (3, 129966046), (6, 64983023), (7, 55699734), (14, 27849867), (21, 18566578), (42, 9283289), (113, 3450426), (226, 1725213), (339, 1150142), (678, 575071), (791, 492918), (1582, 246459), (2373, 164306), (4746, 82153)]