55720266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1326673}}^1$

素因数の和:1326685

約数の個数: 16

約数和(自身を含む): 127360704

約数和(自身を除く): 71640438

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1326673, 2653346, 3980019, 7960038, 9286711, 18573422, 27860133, 55720266]

約数ペア:

[(1, 55720266), (2, 27860133), (3, 18573422), (6, 9286711), (7, 7960038), (14, 3980019), (21, 2653346), (42, 1326673)]