22290687

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 34637760

約数和(自身を除く): 12347073

約数列:

[1, 3, 9, 27, 37, 53, 111, 159, 333, 421, 477, 999, 1263, 1431, 1961, 3789, 5883, 11367, 15577, 17649, 22313, 46731, 52947, 66939, 140193, 200817, 420579, 602451, 825581, 2476743, 7430229, 22290687]

約数ペア:

[(1, 22290687), (3, 7430229), (9, 2476743), (27, 825581), (37, 602451), (53, 420579), (111, 200817), (159, 140193), (333, 66939), (421, 52947), (477, 46731), (999, 22313), (1263, 17649), (1431, 15577), (1961, 11367), (3789, 5883)]