12578139

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 21665280

約数和(自身を除く): 9087141

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1091, 1281, 1647, 3273, 3843, 7637, 9819, 11529, 22911, 29457, 66551, 68733, 199653, 206199, 465857, 598959, 1397571, 1796877, 4192713, 12578139]

約数ペア:

[(1, 12578139), (3, 4192713), (7, 1796877), (9, 1397571), (21, 598959), (27, 465857), (61, 206199), (63, 199653), (183, 68733), (189, 66551), (427, 29457), (549, 22911), (1091, 11529), (1281, 9819), (1647, 7637), (3273, 3843)]