81021726

素因数分解:

$2^1\times 3^2\times {\mathrm{1607}}^1\times {\mathrm{2801}}^1$

素因数の和:4416

約数の個数: 24

約数和(自身を含む): 175719024

約数和(自身を除く): 94697298

約数列:

[1, 2, 3, 6, 9, 18, 1607, 2801, 3214, 4821, 5602, 8403, 9642, 14463, 16806, 25209, 28926, 50418, 4501207, 9002414, 13503621, 27007242, 40510863, 81021726]

約数ペア:

[(1, 81021726), (2, 40510863), (3, 27007242), (6, 13503621), (9, 9002414), (18, 4501207), (1607, 50418), (2801, 28926), (3214, 25209), (4821, 16806), (5602, 14463), (8403, 9642)]