74564021

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 92184576

約数和(自身を除く): 17620555

約数列:

[1, 7, 31, 43, 61, 131, 217, 301, 427, 917, 1333, 1891, 2623, 4061, 5633, 7991, 9331, 13237, 18361, 28427, 39431, 55937, 81313, 174623, 247721, 343613, 569191, 1222361, 1734047, 2405291, 10652003, 74564021]

約数ペア:

[(1, 74564021), (7, 10652003), (31, 2405291), (43, 1734047), (61, 1222361), (131, 569191), (217, 343613), (301, 247721), (427, 174623), (917, 81313), (1333, 55937), (1891, 39431), (2623, 28427), (4061, 18361), (5633, 13237), (7991, 9331)]