90426721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 119218176

約数和(自身を除く): 28791455

約数列:

[1, 7, 11, 31, 43, 77, 217, 301, 341, 473, 881, 1333, 2387, 3311, 6167, 9331, 9691, 14663, 27311, 37883, 67837, 102641, 191177, 265181, 300421, 416713, 1174373, 2102947, 2916991, 8220611, 12918103, 90426721]

約数ペア:

[(1, 90426721), (7, 12918103), (11, 8220611), (31, 2916991), (43, 2102947), (77, 1174373), (217, 416713), (301, 300421), (341, 265181), (473, 191177), (881, 102641), (1333, 67837), (2387, 37883), (3311, 27311), (6167, 14663), (9331, 9691)]