13205335

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 19841472

約数和(自身を除く): 6636137

約数列:

[1, 5, 11, 13, 23, 55, 65, 73, 115, 121, 143, 253, 299, 365, 605, 715, 803, 949, 1265, 1495, 1573, 1679, 2783, 3289, 4015, 4745, 7865, 8395, 8833, 10439, 13915, 16445, 18469, 21827, 36179, 44165, 52195, 92345, 109135, 114829, 180895, 203159, 240097, 574145, 1015795, 1200485, 2641067, 13205335]

約数ペア:

[(1, 13205335), (5, 2641067), (11, 1200485), (13, 1015795), (23, 574145), (55, 240097), (65, 203159), (73, 180895), (115, 114829), (121, 109135), (143, 92345), (253, 52195), (299, 44165), (365, 36179), (605, 21827), (715, 18469), (803, 16445), (949, 13915), (1265, 10439), (1495, 8833), (1573, 8395), (1679, 7865), (2783, 4745), (3289, 4015)]