87031077

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3697}}^1$

素因数の和:3785

約数の個数: 32

約数和(自身を含む): 142003200

約数和(自身を除く): 54972123

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3363, 3697, 7847, 11091, 23541, 25879, 70243, 77637, 210729, 218123, 491701, 654369, 1475103, 1526861, 4144337, 4580583, 12433011, 29010359, 87031077]

約数ペア:

[(1, 87031077), (3, 29010359), (7, 12433011), (19, 4580583), (21, 4144337), (57, 1526861), (59, 1475103), (133, 654369), (177, 491701), (399, 218123), (413, 210729), (1121, 77637), (1239, 70243), (3363, 25879), (3697, 23541), (7847, 11091)]