388634687

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{3049}}^1$

素因数の和:3326

約数の個数: 16

約数和(自身を含む): 450912000

約数和(自身を除く): 62277313

約数列:

[1, 7, 131, 139, 917, 973, 3049, 18209, 21343, 127463, 399419, 423811, 2795933, 2966677, 55519241, 388634687]

約数ペア:

[(1, 388634687), (7, 55519241), (131, 2966677), (139, 2795933), (917, 423811), (973, 399419), (3049, 127463), (18209, 21343)]