816147

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 24

約数和(自身を含む): 1263600

約数和(自身を除く): 447453

約数列:

[1, 3, 9, 29, 53, 59, 87, 159, 177, 261, 477, 531, 1537, 1711, 3127, 4611, 5133, 9381, 13833, 15399, 28143, 90683, 272049, 816147]

約数ペア:

[(1, 816147), (3, 272049), (9, 90683), (29, 28143), (53, 15399), (59, 13833), (87, 9381), (159, 5133), (177, 4611), (261, 3127), (477, 1711), (531, 1537)]