249147745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{3067}}^1$

素因数の和:3301

約数の個数: 32

約数和(自身を含む): 374639616

約数和(自身を除く): 125491871

約数列:

[1, 5, 7, 11, 35, 55, 77, 211, 385, 1055, 1477, 2321, 3067, 7385, 11605, 15335, 16247, 21469, 33737, 81235, 107345, 168685, 236159, 647137, 1180795, 3235685, 4529959, 7118507, 22649795, 35592535, 49829549, 249147745]

約数ペア:

[(1, 249147745), (5, 49829549), (7, 35592535), (11, 22649795), (35, 7118507), (55, 4529959), (77, 3235685), (211, 1180795), (385, 647137), (1055, 236159), (1477, 168685), (2321, 107345), (3067, 81235), (7385, 33737), (11605, 21469), (15335, 16247)]