15695121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 24192000

約数和(自身を除く): 8496879

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 247, 359, 741, 767, 1077, 1121, 2301, 3363, 4667, 6821, 14001, 14573, 20463, 21181, 43719, 63543, 88673, 266019, 275353, 402439, 826059, 1207317, 5231707, 15695121]

約数ペア:

[(1, 15695121), (3, 5231707), (13, 1207317), (19, 826059), (39, 402439), (57, 275353), (59, 266019), (177, 88673), (247, 63543), (359, 43719), (741, 21181), (767, 20463), (1077, 14573), (1121, 14001), (2301, 6821), (3363, 4667)]