1288390142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{304009}}^1$

素因数の和:304187

約数の個数: 16

約数和(自身を含む): 2094020880

約数和(自身を除く): 805630738

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 304009, 608018, 3952117, 7904234, 49553467, 99106934, 644195071, 1288390142]

約数ペア:

[(1, 1288390142), (2, 644195071), (13, 99106934), (26, 49553467), (163, 7904234), (326, 3952117), (2119, 608018), (4238, 304009)]