227777305

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 349360128

約数和(自身を除く): 121582823

約数列:

[1, 5, 7, 17, 31, 35, 53, 85, 119, 155, 217, 233, 265, 371, 527, 595, 901, 1085, 1165, 1631, 1643, 1855, 2635, 3689, 3961, 4505, 6307, 7223, 8155, 8215, 11501, 12349, 18445, 19805, 27727, 27931, 31535, 36115, 50561, 57505, 61745, 86443, 122791, 138635, 139655, 195517, 209933, 252805, 382819, 432215, 613955, 859537, 977585, 1049665, 1469531, 1914095, 2679733, 4297685, 6507923, 7347655, 13398665, 32539615, 45555461, 227777305]

約数ペア:

[(1, 227777305), (5, 45555461), (7, 32539615), (17, 13398665), (31, 7347655), (35, 6507923), (53, 4297685), (85, 2679733), (119, 1914095), (155, 1469531), (217, 1049665), (233, 977585), (265, 859537), (371, 613955), (527, 432215), (595, 382819), (901, 252805), (1085, 209933), (1165, 195517), (1631, 139655), (1643, 138635), (1855, 122791), (2635, 86443), (3689, 61745), (3961, 57505), (4505, 50561), (6307, 36115), (7223, 31535), (8155, 27931), (8215, 27727), (11501, 19805), (12349, 18445)]