778430302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{215393}}^1$

素因数の和:215547

約数の個数: 16

約数和(自身を含む): 1266516720

約数和(自身を除く): 488086418

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 215393, 430786, 2800109, 5600218, 29939627, 59879254, 389215151, 778430302]

約数ペア:

[(1, 778430302), (2, 389215151), (13, 59879254), (26, 29939627), (139, 5600218), (278, 2800109), (1807, 430786), (3614, 215393)]