17628675

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 31248000

約数和(自身を除く): 13619325

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 89, 95, 139, 267, 285, 417, 445, 475, 695, 1335, 1425, 1691, 2085, 2225, 2641, 3475, 5073, 6675, 7923, 8455, 10425, 12371, 13205, 25365, 37113, 39615, 42275, 61855, 66025, 126825, 185565, 198075, 235049, 309275, 705147, 927825, 1175245, 3525735, 5876225, 17628675]

約数ペア:

[(1, 17628675), (3, 5876225), (5, 3525735), (15, 1175245), (19, 927825), (25, 705147), (57, 309275), (75, 235049), (89, 198075), (95, 185565), (139, 126825), (267, 66025), (285, 61855), (417, 42275), (445, 39615), (475, 37113), (695, 25365), (1335, 13205), (1425, 12371), (1691, 10425), (2085, 8455), (2225, 7923), (2641, 6675), (3475, 5073)]