12940887659

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1\times {\mathrm{1481}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 15530790912

約数和(自身を除く): 2589903253

約数列:

[1, 7, 31, 67, 217, 469, 601, 1481, 2077, 4207, 10367, 14539, 18631, 40267, 45911, 99227, 130417, 281869, 321377, 694589, 890081, 1248277, 3076037, 6230567, 8737939, 21532259, 27592511, 59635427, 193147577, 417447989, 1848698237, 12940887659]

約数ペア:

[(1, 12940887659), (7, 1848698237), (31, 417447989), (67, 193147577), (217, 59635427), (469, 27592511), (601, 21532259), (1481, 8737939), (2077, 6230567), (4207, 3076037), (10367, 1248277), (14539, 890081), (18631, 694589), (40267, 321377), (45911, 281869), (99227, 130417)]