245397603

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 390094848

約数和(自身を除く): 144697245

約数列:

[1, 3, 11, 23, 33, 43, 69, 73, 103, 129, 219, 253, 309, 473, 759, 803, 989, 1133, 1419, 1679, 2369, 2409, 2967, 3139, 3399, 4429, 5037, 7107, 7519, 9417, 10879, 13287, 18469, 22557, 26059, 32637, 34529, 48719, 55407, 72197, 78177, 82709, 101867, 103587, 146157, 172937, 216591, 248127, 305601, 323317, 518811, 794167, 969951, 1120537, 1902307, 2382501, 3361611, 3556487, 5706921, 7436291, 10669461, 22308873, 81799201, 245397603]

約数ペア:

[(1, 245397603), (3, 81799201), (11, 22308873), (23, 10669461), (33, 7436291), (43, 5706921), (69, 3556487), (73, 3361611), (103, 2382501), (129, 1902307), (219, 1120537), (253, 969951), (309, 794167), (473, 518811), (759, 323317), (803, 305601), (989, 248127), (1133, 216591), (1419, 172937), (1679, 146157), (2369, 103587), (2409, 101867), (2967, 82709), (3139, 78177), (3399, 72197), (4429, 55407), (5037, 48719), (7107, 34529), (7519, 32637), (9417, 26059), (10879, 22557), (13287, 18469)]