81938444

素因数分解:

$2^2\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{2239}}^1$

素因数の和:3557

約数の個数: 24

約数和(自身を含む): 164075520

約数和(自身を除く): 82137076

約数列:

[1, 2, 4, 7, 14, 28, 1307, 2239, 2614, 4478, 5228, 8956, 9149, 15673, 18298, 31346, 36596, 62692, 2926373, 5852746, 11705492, 20484611, 40969222, 81938444]

約数ペア:

[(1, 81938444), (2, 40969222), (4, 20484611), (7, 11705492), (14, 5852746), (28, 2926373), (1307, 62692), (2239, 36596), (2614, 31346), (4478, 18298), (5228, 15673), (8956, 9149)]