2154828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 5707520

約数和(自身を除く): 3552692

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 727, 741, 988, 1454, 1482, 2181, 2908, 2964, 4362, 8724, 9451, 13813, 18902, 27626, 28353, 37804, 41439, 55252, 56706, 82878, 113412, 165756, 179569, 359138, 538707, 718276, 1077414, 2154828]

約数ペア:

[(1, 2154828), (2, 1077414), (3, 718276), (4, 538707), (6, 359138), (12, 179569), (13, 165756), (19, 113412), (26, 82878), (38, 56706), (39, 55252), (52, 41439), (57, 37804), (76, 28353), (78, 27626), (114, 18902), (156, 13813), (228, 9451), (247, 8724), (494, 4362), (727, 2964), (741, 2908), (988, 2181), (1454, 1482)]