219672651

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 347120640

約数和(自身を除く): 127447989

約数列:

[1, 3, 11, 29, 33, 53, 61, 71, 87, 159, 183, 213, 319, 583, 671, 781, 957, 1537, 1749, 1769, 2013, 2059, 2343, 3233, 3763, 4331, 4611, 5307, 6177, 9699, 11289, 12993, 16907, 19459, 22649, 35563, 41393, 47641, 50721, 58377, 67947, 93757, 106689, 109127, 124179, 125599, 142923, 229543, 281271, 327381, 376797, 688629, 1031327, 1200397, 1381589, 2524973, 3093981, 3601191, 4144767, 6656747, 7574919, 19970241, 73224217, 219672651]

約数ペア:

[(1, 219672651), (3, 73224217), (11, 19970241), (29, 7574919), (33, 6656747), (53, 4144767), (61, 3601191), (71, 3093981), (87, 2524973), (159, 1381589), (183, 1200397), (213, 1031327), (319, 688629), (583, 376797), (671, 327381), (781, 281271), (957, 229543), (1537, 142923), (1749, 125599), (1769, 124179), (2013, 109127), (2059, 106689), (2343, 93757), (3233, 67947), (3763, 58377), (4331, 50721), (4611, 47641), (5307, 41393), (6177, 35563), (9699, 22649), (11289, 19459), (12993, 16907)]