2017668387

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1039}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 3365273600

約数和(自身を除く): 1347605213

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 157, 217, 399, 471, 589, 651, 1039, 1099, 1767, 2983, 3117, 3297, 4123, 4867, 7273, 8949, 12369, 14601, 19741, 20881, 21819, 32209, 34069, 59223, 62643, 92473, 96627, 102207, 138187, 163123, 225463, 277419, 414561, 489369, 611971, 647311, 676389, 1141861, 1835913, 1941933, 3099337, 3425583, 4283797, 5056813, 9298011, 12851391, 15170439, 21695359, 35397691, 65086077, 96079447, 106193073, 288238341, 672556129, 2017668387]

約数ペア:

[(1, 2017668387), (3, 672556129), (7, 288238341), (19, 106193073), (21, 96079447), (31, 65086077), (57, 35397691), (93, 21695359), (133, 15170439), (157, 12851391), (217, 9298011), (399, 5056813), (471, 4283797), (589, 3425583), (651, 3099337), (1039, 1941933), (1099, 1835913), (1767, 1141861), (2983, 676389), (3117, 647311), (3297, 611971), (4123, 489369), (4867, 414561), (7273, 277419), (8949, 225463), (12369, 163123), (14601, 138187), (19741, 102207), (20881, 96627), (21819, 92473), (32209, 62643), (34069, 59223)]