2606751

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:300

約数の個数: 36

約数和(自身を含む): 4588272

約数和(自身を除く): 1981521

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 257, 441, 483, 771, 1127, 1449, 1799, 2313, 3381, 5397, 5911, 10143, 12593, 16191, 17733, 37779, 41377, 53199, 113337, 124131, 289639, 372393, 868917, 2606751]

約数ペア:

[(1, 2606751), (3, 868917), (7, 372393), (9, 289639), (21, 124131), (23, 113337), (49, 53199), (63, 41377), (69, 37779), (147, 17733), (161, 16191), (207, 12593), (257, 10143), (441, 5911), (483, 5397), (771, 3381), (1127, 2313), (1449, 1799)]