427687551

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{11783}}^1$

素因数の和:11935

約数の個数: 24

約数和(自身を含む): 640342560

約数和(自身を除く): 212655009

約数列:

[1, 3, 9, 37, 109, 111, 327, 333, 981, 4033, 11783, 12099, 35349, 36297, 106047, 435971, 1284347, 1307913, 3853041, 3923739, 11559123, 47520839, 142562517, 427687551]

約数ペア:

[(1, 427687551), (3, 142562517), (9, 47520839), (37, 11559123), (109, 3923739), (111, 3853041), (327, 1307913), (333, 1284347), (981, 435971), (4033, 106047), (11783, 36297), (12099, 35349)]