236478138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42701}}^1$

素因数の和:42790

約数の個数: 32

約数和(自身を含む): 516523392

約数和(自身を除く): 280045254

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 42701, 85402, 128103, 256206, 555113, 1110226, 1665339, 3031771, 3330678, 6063542, 9095313, 18190626, 39413023, 78826046, 118239069, 236478138]

約数ペア:

[(1, 236478138), (2, 118239069), (3, 78826046), (6, 39413023), (13, 18190626), (26, 9095313), (39, 6063542), (71, 3330678), (78, 3031771), (142, 1665339), (213, 1110226), (426, 555113), (923, 256206), (1846, 128103), (2769, 85402), (5538, 42701)]