28086618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 68705280

約数和(自身を除く): 40618662

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 139, 238, 278, 283, 357, 417, 566, 714, 834, 849, 973, 1698, 1946, 1981, 2363, 2919, 3962, 4726, 4811, 5838, 5943, 7089, 9622, 11886, 14178, 14433, 16541, 28866, 33082, 33677, 39337, 49623, 67354, 78674, 99246, 101031, 118011, 202062, 236022, 275359, 550718, 668729, 826077, 1337458, 1652154, 2006187, 4012374, 4681103, 9362206, 14043309, 28086618]

約数ペア:

[(1, 28086618), (2, 14043309), (3, 9362206), (6, 4681103), (7, 4012374), (14, 2006187), (17, 1652154), (21, 1337458), (34, 826077), (42, 668729), (51, 550718), (102, 275359), (119, 236022), (139, 202062), (238, 118011), (278, 101031), (283, 99246), (357, 78674), (417, 67354), (566, 49623), (714, 39337), (834, 33677), (849, 33082), (973, 28866), (1698, 16541), (1946, 14433), (1981, 14178), (2363, 11886), (2919, 9622), (3962, 7089), (4726, 5943), (4811, 5838)]