198351610

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{142699}}^1$

素因数の和:142845

約数の個数: 16

約数和(自身を含む): 359604000

約数和(自身を除く): 161252390

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 142699, 285398, 713495, 1426990, 19835161, 39670322, 99175805, 198351610]

約数ペア:

[(1, 198351610), (2, 99175805), (5, 39670322), (10, 19835161), (139, 1426990), (278, 713495), (695, 285398), (1390, 142699)]