81145219

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 92720160

約数和(自身を除く): 11574941

約数列:

[1, 19, 23, 29, 337, 361, 437, 551, 667, 6403, 7751, 8303, 9773, 10469, 12673, 121657, 147269, 185687, 224779, 240787, 2798111, 3528053, 4270801, 81145219]

約数ペア:

[(1, 81145219), (19, 4270801), (23, 3528053), (29, 2798111), (337, 240787), (361, 224779), (437, 185687), (551, 147269), (667, 121657), (6403, 12673), (7751, 10469), (8303, 9773)]