87712857

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6689}}^1$

素因数の和:6773

約数の個数: 24

約数和(自身を含む): 133585920

約数和(自身を除く): 45873063

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 1457, 4371, 6689, 13113, 20067, 60201, 207359, 314383, 622077, 943149, 1866231, 2829447, 9745873, 29237619, 87712857]

約数ペア:

[(1, 87712857), (3, 29237619), (9, 9745873), (31, 2829447), (47, 1866231), (93, 943149), (141, 622077), (279, 314383), (423, 207359), (1457, 60201), (4371, 20067), (6689, 13113)]