199987627

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 241103520

約数和(自身を除く): 41115893

約数列:

[1, 7, 37, 41, 259, 287, 509, 1369, 1517, 3563, 9583, 10619, 18833, 20869, 56129, 131831, 146083, 392903, 696821, 772153, 4877747, 5405071, 28569661, 199987627]

約数ペア:

[(1, 199987627), (7, 28569661), (37, 5405071), (41, 4877747), (259, 772153), (287, 696821), (509, 392903), (1369, 146083), (1517, 131831), (3563, 56129), (9583, 20869), (10619, 18833)]