290147165

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{2663}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 435787776

約数和(自身を除く): 145640611

約数列:

[1, 5, 7, 11, 35, 55, 77, 283, 385, 1415, 1981, 2663, 3113, 9905, 13315, 15565, 18641, 21791, 29293, 93205, 108955, 146465, 205051, 753629, 1025255, 3768145, 5275403, 8289919, 26377015, 41449595, 58029433, 290147165]

約数ペア:

[(1, 290147165), (5, 58029433), (7, 41449595), (11, 26377015), (35, 8289919), (55, 5275403), (77, 3768145), (283, 1025255), (385, 753629), (1415, 205051), (1981, 146465), (2663, 108955), (3113, 93205), (9905, 29293), (13315, 21791), (15565, 18641)]