1278125012

素因数分解:

$2^2\times {\mathrm{503}}^1\times {\mathrm{635251}}^1$

素因数の和:635758

約数の個数: 12

約数和(自身を含む): 2241169056

約数和(自身を除く): 963044044

約数列:

[1, 2, 4, 503, 1006, 2012, 635251, 1270502, 2541004, 319531253, 639062506, 1278125012]

約数ペア:

[(1, 1278125012), (2, 639062506), (4, 319531253), (503, 2541004), (1006, 1270502), (2012, 635251)]