880291489

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{26161}}^1$

素因数の和:26221

約数の個数: 32

約数和(自身を含む): 1205544960

約数和(自身を除く): 325253471

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1771, 3059, 4807, 26161, 33649, 183127, 287771, 497059, 601703, 2014397, 3479413, 4211921, 5467649, 6618733, 11432357, 38273543, 46331131, 80026499, 125755927, 880291489]

約数ペア:

[(1, 880291489), (7, 125755927), (11, 80026499), (19, 46331131), (23, 38273543), (77, 11432357), (133, 6618733), (161, 5467649), (209, 4211921), (253, 3479413), (437, 2014397), (1463, 601703), (1771, 497059), (3059, 287771), (4807, 183127), (26161, 33649)]