200720355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{6113}}^1$

素因数の和:6331

約数の個数: 32

約数和(自身を含む): 352166400

約数和(自身を除く): 151446045

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 199, 597, 995, 2189, 2985, 6113, 6567, 10945, 18339, 30565, 32835, 67243, 91695, 201729, 336215, 1008645, 1216487, 3649461, 6082435, 13381357, 18247305, 40144071, 66906785, 200720355]

約数ペア:

[(1, 200720355), (3, 66906785), (5, 40144071), (11, 18247305), (15, 13381357), (33, 6082435), (55, 3649461), (165, 1216487), (199, 1008645), (597, 336215), (995, 201729), (2189, 91695), (2985, 67243), (6113, 32835), (6567, 30565), (10945, 18339)]