205572015

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5689}}^1$

素因数の和:5784

約数の個数: 48

約数和(自身を含む): 394112160

約数和(自身を除く): 188540145

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 73, 99, 165, 219, 365, 495, 657, 803, 1095, 2409, 3285, 4015, 5689, 7227, 12045, 17067, 28445, 36135, 51201, 62579, 85335, 187737, 256005, 312895, 415297, 563211, 938685, 1245891, 2076485, 2816055, 3737673, 4568267, 6229455, 13704801, 18688365, 22841335, 41114403, 68524005, 205572015]

約数ペア:

[(1, 205572015), (3, 68524005), (5, 41114403), (9, 22841335), (11, 18688365), (15, 13704801), (33, 6229455), (45, 4568267), (55, 3737673), (73, 2816055), (99, 2076485), (165, 1245891), (219, 938685), (365, 563211), (495, 415297), (657, 312895), (803, 256005), (1095, 187737), (2409, 85335), (3285, 62579), (4015, 51201), (5689, 36135), (7227, 28445), (12045, 17067)]