127721802

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1637459}}^1$

素因数の和:1637477

約数の個数: 16

約数和(自身を含む): 275093280

約数和(自身を除く): 147371478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1637459, 3274918, 4912377, 9824754, 21286967, 42573934, 63860901, 127721802]

約数ペア:

[(1, 127721802), (2, 63860901), (3, 42573934), (6, 21286967), (13, 9824754), (26, 4912377), (39, 3274918), (78, 1637459)]