27770913

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{307}}^1$

素因数の和:378

約数の個数: 36

約数和(自身を含む): 44284240

約数和(自身を除く): 16513327

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 307, 437, 529, 921, 1311, 1587, 2763, 3933, 4761, 5833, 7061, 10051, 17499, 21183, 30153, 52497, 63549, 90459, 134159, 162403, 402477, 487209, 1207431, 1461627, 3085657, 9256971, 27770913]

約数ペア:

[(1, 27770913), (3, 9256971), (9, 3085657), (19, 1461627), (23, 1207431), (57, 487209), (69, 402477), (171, 162403), (207, 134159), (307, 90459), (437, 63549), (529, 52497), (921, 30153), (1311, 21183), (1587, 17499), (2763, 10051), (3933, 7061), (4761, 5833)]