199197845

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{919}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 298874880

約数和(自身を除く): 99677035

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 563, 919, 2815, 3941, 4595, 6193, 6433, 10109, 19705, 30965, 32165, 43351, 50545, 70763, 216755, 353815, 517397, 2586985, 3621779, 5691367, 18108895, 28456835, 39839569, 199197845]

約数ペア:

[(1, 199197845), (5, 39839569), (7, 28456835), (11, 18108895), (35, 5691367), (55, 3621779), (77, 2586985), (385, 517397), (563, 353815), (919, 216755), (2815, 70763), (3941, 50545), (4595, 43351), (6193, 32165), (6433, 30965), (10109, 19705)]