305226145

素因数分解:

$5^1\times 7^2\times {\mathrm{787}}^1\times {\mathrm{1583}}^1$

素因数の和:2389

約数の個数: 24

約数和(自身を含む): 426881664

約数和(自身を除く): 121655519

約数列:

[1, 5, 7, 35, 49, 245, 787, 1583, 3935, 5509, 7915, 11081, 27545, 38563, 55405, 77567, 192815, 387835, 1245821, 6229105, 8720747, 43603735, 61045229, 305226145]

約数ペア:

[(1, 305226145), (5, 61045229), (7, 43603735), (35, 8720747), (49, 6229105), (245, 1245821), (787, 387835), (1583, 192815), (3935, 77567), (5509, 55405), (7915, 38563), (11081, 27545)]