12447778

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7001}}^1$

素因数の和:7137

約数の個数: 16

約数和(自身を含む): 21510144

約数和(自身を除く): 9062366

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 7001, 14002, 49007, 98014, 889127, 1778254, 6223889, 12447778]

約数ペア:

[(1, 12447778), (2, 6223889), (7, 1778254), (14, 889127), (127, 98014), (254, 49007), (889, 14002), (1778, 7001)]