734609979

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{210913}}^1$

素因数の和:210968

約数の個数: 20

約数和(自身を含む): 1122906136

約数和(自身を除く): 388296157

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 210913, 632739, 1898217, 5694651, 9069259, 17083953, 27207777, 81623331, 244869993, 734609979]

約数ペア:

[(1, 734609979), (3, 244869993), (9, 81623331), (27, 27207777), (43, 17083953), (81, 9069259), (129, 5694651), (387, 1898217), (1161, 632739), (3483, 210913)]