277510142

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 546134400

約数和(自身を除く): 268624258

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 257, 349, 442, 514, 698, 1547, 1799, 2443, 3094, 3341, 3598, 4369, 4537, 4886, 5933, 6682, 8738, 9074, 11866, 23387, 30583, 31759, 41531, 46774, 56797, 61166, 63518, 77129, 83062, 89693, 113594, 154258, 179386, 397579, 539903, 627851, 795158, 1079806, 1166009, 1255702, 1524781, 2332018, 3049562, 8162063, 10673467, 16324126, 19822153, 21346934, 39644306, 138755071, 277510142]

約数ペア:

[(1, 277510142), (2, 138755071), (7, 39644306), (13, 21346934), (14, 19822153), (17, 16324126), (26, 10673467), (34, 8162063), (91, 3049562), (119, 2332018), (182, 1524781), (221, 1255702), (238, 1166009), (257, 1079806), (349, 795158), (442, 627851), (514, 539903), (698, 397579), (1547, 179386), (1799, 154258), (2443, 113594), (3094, 89693), (3341, 83062), (3598, 77129), (4369, 63518), (4537, 61166), (4886, 56797), (5933, 46774), (6682, 41531), (8738, 31759), (9074, 30583), (11866, 23387)]