12722913

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 22883520

約数和(自身を除く): 10160607

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1181, 1197, 1539, 3543, 3591, 8267, 10629, 10773, 22439, 24801, 31887, 67317, 74403, 95661, 157073, 201951, 223209, 471219, 605853, 669627, 1413657, 1817559, 4240971, 12722913]

約数ペア:

[(1, 12722913), (3, 4240971), (7, 1817559), (9, 1413657), (19, 669627), (21, 605853), (27, 471219), (57, 223209), (63, 201951), (81, 157073), (133, 95661), (171, 74403), (189, 67317), (399, 31887), (513, 24801), (567, 22439), (1181, 10773), (1197, 10629), (1539, 8267), (3543, 3591)]