1985775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 3749760

約数和(自身を除く): 1763985

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 83, 87, 145, 165, 249, 275, 319, 415, 435, 725, 825, 913, 957, 1245, 1595, 2075, 2175, 2407, 2739, 4565, 4785, 6225, 7221, 7975, 12035, 13695, 22825, 23925, 26477, 36105, 60175, 68475, 79431, 132385, 180525, 397155, 661925, 1985775]

約数ペア:

[(1, 1985775), (3, 661925), (5, 397155), (11, 180525), (15, 132385), (25, 79431), (29, 68475), (33, 60175), (55, 36105), (75, 26477), (83, 23925), (87, 22825), (145, 13695), (165, 12035), (249, 7975), (275, 7221), (319, 6225), (415, 4785), (435, 4565), (725, 2739), (825, 2407), (913, 2175), (957, 2075), (1245, 1595)]