208458045

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{75941}}^1$

素因数の和:76013

約数の個数: 24

約数和(自身を含む): 367255512

約数和(自身を除く): 158797467

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 75941, 227823, 379705, 683469, 1139115, 3417345, 4632401, 13897203, 23162005, 41691609, 69486015, 208458045]

約数ペア:

[(1, 208458045), (3, 69486015), (5, 41691609), (9, 23162005), (15, 13897203), (45, 4632401), (61, 3417345), (183, 1139115), (305, 683469), (549, 379705), (915, 227823), (2745, 75941)]