187681689

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{26297}}^1$

素因数の和:26377

約数の個数: 24

約数和(自身を含む): 296746632

約数和(自身を除く): 109064943

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 7137, 26297, 78891, 236673, 341861, 1025583, 1604117, 3076749, 4812351, 14437053, 20853521, 62560563, 187681689]

約数ペア:

[(1, 187681689), (3, 62560563), (9, 20853521), (13, 14437053), (39, 4812351), (61, 3076749), (117, 1604117), (183, 1025583), (549, 341861), (793, 236673), (2379, 78891), (7137, 26297)]