139219178

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{78301}}^1$

素因数の和:78437

約数の個数: 16

約数和(自身を含む): 240543744

約数和(自身を除く): 101324566

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 78301, 156602, 548107, 1096214, 9944227, 19888454, 69609589, 139219178]

約数ペア:

[(1, 139219178), (2, 69609589), (7, 19888454), (14, 9944227), (127, 1096214), (254, 548107), (889, 156602), (1778, 78301)]