26687475

素因数分解:

$3^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 51996672

約数和(自身を除く): 25309197

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 191, 207, 225, 243, 345, 405, 573, 575, 621, 675, 955, 1035, 1215, 1719, 1725, 1863, 2025, 2865, 3105, 4393, 4775, 5157, 5175, 5589, 6075, 8595, 9315, 13179, 14325, 15471, 15525, 21965, 25785, 27945, 39537, 42975, 46413, 46575, 65895, 77355, 109825, 118611, 128925, 139725, 197685, 232065, 329475, 355833, 386775, 593055, 988425, 1067499, 1160325, 1779165, 2965275, 5337495, 8895825, 26687475]

約数ペア:

[(1, 26687475), (3, 8895825), (5, 5337495), (9, 2965275), (15, 1779165), (23, 1160325), (25, 1067499), (27, 988425), (45, 593055), (69, 386775), (75, 355833), (81, 329475), (115, 232065), (135, 197685), (191, 139725), (207, 128925), (225, 118611), (243, 109825), (345, 77355), (405, 65895), (573, 46575), (575, 46413), (621, 42975), (675, 39537), (955, 27945), (1035, 25785), (1215, 21965), (1719, 15525), (1725, 15471), (1863, 14325), (2025, 13179), (2865, 9315), (3105, 8595), (4393, 6075), (4775, 5589), (5157, 5175)]