31415085

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 59439744

約数和(自身を除く): 28024659

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 83, 117, 195, 249, 415, 585, 647, 747, 1079, 1245, 1941, 3235, 3237, 3735, 5395, 5823, 8411, 9705, 9711, 16185, 25233, 29115, 42055, 48555, 53701, 75699, 126165, 161103, 268505, 378495, 483309, 698113, 805515, 2094339, 2416545, 3490565, 6283017, 10471695, 31415085]

約数ペア:

[(1, 31415085), (3, 10471695), (5, 6283017), (9, 3490565), (13, 2416545), (15, 2094339), (39, 805515), (45, 698113), (65, 483309), (83, 378495), (117, 268505), (195, 161103), (249, 126165), (415, 75699), (585, 53701), (647, 48555), (747, 42055), (1079, 29115), (1245, 25233), (1941, 16185), (3235, 9711), (3237, 9705), (3735, 8411), (5395, 5823)]