890990177

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2207}}^1$

素因数の和:2346

約数の個数: 32

約数和(自身を含む): 1144627200

約数和(自身を除く): 253637023

約数列:

[1, 7, 11, 49, 77, 107, 343, 539, 749, 1177, 2207, 3773, 5243, 8239, 15449, 24277, 36701, 57673, 108143, 169939, 236149, 403711, 757001, 1189573, 1653043, 2597639, 8327011, 11571301, 18183473, 80999107, 127284311, 890990177]

約数ペア:

[(1, 890990177), (7, 127284311), (11, 80999107), (49, 18183473), (77, 11571301), (107, 8327011), (343, 2597639), (539, 1653043), (749, 1189573), (1177, 757001), (2207, 403711), (3773, 236149), (5243, 169939), (8239, 108143), (15449, 57673), (24277, 36701)]