208334805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 400232448

約数和(自身を除く): 191897643

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 281, 307, 345, 483, 805, 843, 921, 1405, 1535, 1967, 2149, 2415, 4215, 4605, 5901, 6447, 6463, 7061, 9835, 10745, 19389, 21183, 29505, 32235, 32315, 35305, 45241, 49427, 86267, 96945, 105915, 135723, 148281, 226205, 247135, 258801, 431335, 603869, 678615, 741405, 1294005, 1811607, 1984141, 3019345, 5952423, 9058035, 9920705, 13888987, 29762115, 41666961, 69444935, 208334805]

約数ペア:

[(1, 208334805), (3, 69444935), (5, 41666961), (7, 29762115), (15, 13888987), (21, 9920705), (23, 9058035), (35, 5952423), (69, 3019345), (105, 1984141), (115, 1811607), (161, 1294005), (281, 741405), (307, 678615), (345, 603869), (483, 431335), (805, 258801), (843, 247135), (921, 226205), (1405, 148281), (1535, 135723), (1967, 105915), (2149, 96945), (2415, 86267), (4215, 49427), (4605, 45241), (5901, 35305), (6447, 32315), (6463, 32235), (7061, 29505), (9835, 21183), (10745, 19389)]