207498591

素因数分解:

$3^4\times {\mathrm{1231}}^1\times {\mathrm{2081}}^1$

素因数の和:3324

約数の個数: 20

約数和(自身を含む): 310367904

約数和(自身を除く): 102869313

約数列:

[1, 3, 9, 27, 81, 1231, 2081, 3693, 6243, 11079, 18729, 33237, 56187, 99711, 168561, 2561711, 7685133, 23055399, 69166197, 207498591]

約数ペア:

[(1, 207498591), (3, 69166197), (9, 23055399), (27, 7685133), (81, 2561711), (1231, 168561), (2081, 99711), (3693, 56187), (6243, 33237), (11079, 18729)]