68959905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5519}}^1$

素因数の和:5558

約数の個数: 48

約数和(自身を含む): 135924480

約数和(自身を除く): 66964575

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 5519, 12495, 16557, 27595, 38633, 82785, 93823, 115899, 193165, 270431, 281469, 469115, 579495, 656761, 811293, 1352155, 1407345, 1970283, 3283805, 4056465, 4597327, 9851415, 13791981, 22986635, 68959905]

約数ペア:

[(1, 68959905), (3, 22986635), (5, 13791981), (7, 9851415), (15, 4597327), (17, 4056465), (21, 3283805), (35, 1970283), (49, 1407345), (51, 1352155), (85, 811293), (105, 656761), (119, 579495), (147, 469115), (245, 281469), (255, 270431), (357, 193165), (595, 115899), (735, 93823), (833, 82785), (1785, 38633), (2499, 27595), (4165, 16557), (5519, 12495)]