199142743

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1553}}^1$

素因数の和:1986

約数の個数: 16

約数和(自身を含む): 222657120

約数和(自身を除く): 23514377

約数列:

[1, 17, 19, 323, 397, 1553, 6749, 7543, 26401, 29507, 128231, 501619, 616541, 10481197, 11714279, 199142743]

約数ペア:

[(1, 199142743), (17, 11714279), (19, 10481197), (323, 616541), (397, 501619), (1553, 128231), (6749, 29507), (7543, 26401)]