12220173

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 22579200

約数和(自身を除く): 10359027

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 57, 63, 83, 123, 133, 171, 189, 249, 287, 369, 399, 513, 581, 747, 779, 861, 1107, 1197, 1577, 1743, 2241, 2337, 2583, 3403, 3591, 4731, 5229, 5453, 7011, 7749, 10209, 11039, 14193, 15687, 16359, 21033, 23821, 30627, 33117, 42579, 49077, 64657, 71463, 91881, 99351, 147231, 193971, 214389, 298053, 452599, 581913, 643167, 1357797, 1745739, 4073391, 12220173]

約数ペア:

[(1, 12220173), (3, 4073391), (7, 1745739), (9, 1357797), (19, 643167), (21, 581913), (27, 452599), (41, 298053), (57, 214389), (63, 193971), (83, 147231), (123, 99351), (133, 91881), (171, 71463), (189, 64657), (249, 49077), (287, 42579), (369, 33117), (399, 30627), (513, 23821), (581, 21033), (747, 16359), (779, 15687), (861, 14193), (1107, 11039), (1197, 10209), (1577, 7749), (1743, 7011), (2241, 5453), (2337, 5229), (2583, 4731), (3403, 3591)]