667004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 1279488

約数和(自身を除く): 612484

約数列:

[1, 2, 4, 13, 26, 52, 101, 127, 202, 254, 404, 508, 1313, 1651, 2626, 3302, 5252, 6604, 12827, 25654, 51308, 166751, 333502, 667004]

約数ペア:

[(1, 667004), (2, 333502), (4, 166751), (13, 51308), (26, 25654), (52, 12827), (101, 6604), (127, 5252), (202, 3302), (254, 2626), (404, 1651), (508, 1313)]