199241890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{687041}}^1$

素因数の和:687077

約数の個数: 16

約数和(自身を含む): 371002680

約数和(自身を除く): 171760790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 687041, 1374082, 3435205, 6870410, 19924189, 39848378, 99620945, 199241890]

約数ペア:

[(1, 199241890), (2, 99620945), (5, 39848378), (10, 19924189), (29, 6870410), (58, 3435205), (145, 1374082), (290, 687041)]