2789115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 5170176

約数和(自身を除く): 2381061

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 263, 303, 505, 707, 789, 1315, 1515, 1841, 2121, 3535, 3945, 5523, 9205, 10605, 26563, 27615, 79689, 132815, 185941, 398445, 557823, 929705, 2789115]

約数ペア:

[(1, 2789115), (3, 929705), (5, 557823), (7, 398445), (15, 185941), (21, 132815), (35, 79689), (101, 27615), (105, 26563), (263, 10605), (303, 9205), (505, 5523), (707, 3945), (789, 3535), (1315, 2121), (1515, 1841)]