31221423

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{107}}^2$

素因数の和:324

約数の個数: 24

約数和(自身を含む): 47152560

約数和(自身を除く): 15931137

約数列:

[1, 3, 9, 27, 101, 107, 303, 321, 909, 963, 2727, 2889, 10807, 11449, 32421, 34347, 97263, 103041, 291789, 309123, 1156349, 3469047, 10407141, 31221423]

約数ペア:

[(1, 31221423), (3, 10407141), (9, 3469047), (27, 1156349), (101, 309123), (107, 291789), (303, 103041), (321, 97263), (909, 34347), (963, 32421), (2727, 11449), (2889, 10807)]