199900015

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{248323}}^1$

素因数の和:248358

約数の個数: 16

約数和(自身を含む): 286069248

約数和(自身を除く): 86169233

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 248323, 1241615, 1738261, 5711429, 8691305, 28557145, 39980003, 199900015]

約数ペア:

[(1, 199900015), (5, 39980003), (7, 28557145), (23, 8691305), (35, 5711429), (115, 1738261), (161, 1241615), (805, 248323)]