198257402

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{90199}}^1$

素因数の和:90365

約数の個数: 16

約数和(自身を含む): 342038400

約数和(自身を除く): 143780998

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 90199, 180398, 631393, 1262786, 14161243, 28322486, 99128701, 198257402]

約数ペア:

[(1, 198257402), (2, 99128701), (7, 28322486), (14, 14161243), (157, 1262786), (314, 631393), (1099, 180398), (2198, 90199)]