15921639

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5477}}^1$

素因数の和:5519

約数の個数: 24

約数和(自身を含む): 25637040

約数和(自身を除く): 9715401

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 5477, 16431, 49293, 93109, 104063, 279327, 312189, 837981, 936567, 1769071, 5307213, 15921639]

約数ペア:

[(1, 15921639), (3, 5307213), (9, 1769071), (17, 936567), (19, 837981), (51, 312189), (57, 279327), (153, 104063), (171, 93109), (323, 49293), (969, 16431), (2907, 5477)]