78511719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 131281920

約数和(自身を除く): 52770201

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 73, 109, 143, 219, 253, 299, 327, 429, 759, 803, 897, 949, 1199, 1417, 1679, 2409, 2507, 2847, 3289, 3597, 4251, 5037, 7521, 7957, 9867, 10439, 15587, 18469, 21827, 23871, 27577, 31317, 32591, 46761, 55407, 65481, 82731, 87527, 97773, 103441, 183011, 240097, 262581, 310323, 358501, 549033, 720291, 1075503, 1137851, 2013121, 2379143, 3413553, 6039363, 7137429, 26170573, 78511719]

約数ペア:

[(1, 78511719), (3, 26170573), (11, 7137429), (13, 6039363), (23, 3413553), (33, 2379143), (39, 2013121), (69, 1137851), (73, 1075503), (109, 720291), (143, 549033), (219, 358501), (253, 310323), (299, 262581), (327, 240097), (429, 183011), (759, 103441), (803, 97773), (897, 87527), (949, 82731), (1199, 65481), (1417, 55407), (1679, 46761), (2409, 32591), (2507, 31317), (2847, 27577), (3289, 23871), (3597, 21827), (4251, 18469), (5037, 15587), (7521, 10439), (7957, 9867)]