90680863

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 118540800

約数和(自身を除く): 27859937

約数列:

[1, 7, 13, 19, 91, 133, 179, 247, 293, 1253, 1729, 2051, 2327, 3401, 3809, 5567, 16289, 23807, 26663, 38969, 44213, 52447, 72371, 309491, 367129, 506597, 681811, 996493, 4772677, 6975451, 12954409, 90680863]

約数ペア:

[(1, 90680863), (7, 12954409), (13, 6975451), (19, 4772677), (91, 996493), (133, 681811), (179, 506597), (247, 367129), (293, 309491), (1253, 72371), (1729, 52447), (2051, 44213), (2327, 38969), (3401, 26663), (3809, 23807), (5567, 16289)]