12057381

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1439}}^1$

素因数の和:1478

約数の個数: 36

約数和(自身を含む): 21340800

約数和(自身を除く): 9283419

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 1439, 2793, 4317, 8379, 10073, 12951, 27341, 30219, 70511, 82023, 90657, 191387, 211533, 246069, 574161, 634599, 1339709, 1722483, 4019127, 12057381]

約数ペア:

[(1, 12057381), (3, 4019127), (7, 1722483), (9, 1339709), (19, 634599), (21, 574161), (49, 246069), (57, 211533), (63, 191387), (133, 90657), (147, 82023), (171, 70511), (399, 30219), (441, 27341), (931, 12951), (1197, 10073), (1439, 8379), (2793, 4317)]