64393821

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1601}}^1$

素因数の和:1757

約数の個数: 24

約数和(自身を含む): 96216120

約数和(自身を除く): 31822299

約数列:

[1, 3, 9, 41, 109, 123, 327, 369, 981, 1601, 4469, 4803, 13407, 14409, 40221, 65641, 174509, 196923, 523527, 590769, 1570581, 7154869, 21464607, 64393821]

約数ペア:

[(1, 64393821), (3, 21464607), (9, 7154869), (41, 1570581), (109, 590769), (123, 523527), (327, 196923), (369, 174509), (981, 65641), (1601, 40221), (4469, 14409), (4803, 13407)]