12156788

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 26019840

約数和(自身を除く): 13863052

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 439, 602, 644, 878, 989, 1204, 1756, 1978, 3073, 3956, 6146, 6923, 10097, 12292, 13846, 18877, 20194, 27692, 37754, 40388, 70679, 75508, 132139, 141358, 264278, 282716, 434171, 528556, 868342, 1736684, 3039197, 6078394, 12156788]

約数ペア:

[(1, 12156788), (2, 6078394), (4, 3039197), (7, 1736684), (14, 868342), (23, 528556), (28, 434171), (43, 282716), (46, 264278), (86, 141358), (92, 132139), (161, 75508), (172, 70679), (301, 40388), (322, 37754), (439, 27692), (602, 20194), (644, 18877), (878, 13846), (989, 12292), (1204, 10097), (1756, 6923), (1978, 6146), (3073, 3956)]