31384017

素因数分解:

$3^4\times 7^1\times {\mathrm{55351}}^1$

素因数の和:55370

約数の個数: 20

約数和(自身を含む): 53580736

約数和(自身を除く): 22196719

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 55351, 166053, 387457, 498159, 1162371, 1494477, 3487113, 4483431, 10461339, 31384017]

約数ペア:

[(1, 31384017), (3, 10461339), (7, 4483431), (9, 3487113), (21, 1494477), (27, 1162371), (63, 498159), (81, 387457), (189, 166053), (567, 55351)]