1279656812

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1474259}}^1$

素因数の和:1474301

約数の個数: 24

約数和(自身を含む): 2641873920

約数和(自身を除く): 1362217108

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 1474259, 2948518, 5897036, 10319813, 20639626, 41279252, 45702029, 91404058, 182808116, 319914203, 639828406, 1279656812]

約数ペア:

[(1, 1279656812), (2, 639828406), (4, 319914203), (7, 182808116), (14, 91404058), (28, 45702029), (31, 41279252), (62, 20639626), (124, 10319813), (217, 5897036), (434, 2948518), (868, 1474259)]