890471813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2351}}^1\times {\mathrm{4919}}^1$

素因数の和:7288

約数の個数: 16

約数和(自身を含む): 1110896640

約数和(自身を除く): 220424827

約数列:

[1, 7, 11, 77, 2351, 4919, 16457, 25861, 34433, 54109, 181027, 378763, 11564569, 80951983, 127210259, 890471813]

約数ペア:

[(1, 890471813), (7, 127210259), (11, 80951983), (77, 11564569), (2351, 378763), (4919, 181027), (16457, 54109), (25861, 34433)]