166141745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{983}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 249384960

約数和(自身を除く): 83243215

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 439, 983, 2195, 3073, 4829, 4915, 6881, 10813, 15365, 24145, 33803, 34405, 54065, 75691, 169015, 378455, 431537, 2157685, 3020759, 4746907, 15103795, 23734535, 33228349, 166141745]

約数ペア:

[(1, 166141745), (5, 33228349), (7, 23734535), (11, 15103795), (35, 4746907), (55, 3020759), (77, 2157685), (385, 431537), (439, 378455), (983, 169015), (2195, 75691), (3073, 54065), (4829, 34405), (4915, 33803), (6881, 24145), (10813, 15365)]