27998055

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{947}}^1$

素因数の和:1037

約数の個数: 40

約数和(自身を含む): 50930352

約数和(自身を除く): 22932297

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 365, 405, 657, 947, 1095, 1971, 2841, 3285, 4735, 5913, 8523, 9855, 14205, 25569, 29565, 42615, 69131, 76707, 127845, 207393, 345655, 383535, 622179, 1036965, 1866537, 3110895, 5599611, 9332685, 27998055]

約数ペア:

[(1, 27998055), (3, 9332685), (5, 5599611), (9, 3110895), (15, 1866537), (27, 1036965), (45, 622179), (73, 383535), (81, 345655), (135, 207393), (219, 127845), (365, 76707), (405, 69131), (657, 42615), (947, 29565), (1095, 25569), (1971, 14205), (2841, 9855), (3285, 8523), (4735, 5913)]