211672359

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{60773}}^1$

素因数の和:60828

約数の個数: 20

約数和(自身を含む): 323560776

約数和(自身を除く): 111888417

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 60773, 182319, 546957, 1640871, 2613239, 4922613, 7839717, 23519151, 70557453, 211672359]

約数ペア:

[(1, 211672359), (3, 70557453), (9, 23519151), (27, 7839717), (43, 4922613), (81, 2613239), (129, 1640871), (387, 546957), (1161, 182319), (3483, 60773)]