745288245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{74941}}^1$

素因数の和:74982

約数の個数: 48

約数和(自身を含む): 1473059952

約数和(自身を除く): 727771707

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 74941, 224823, 374705, 674469, 974233, 1124115, 1273997, 2922699, 3372345, 3821991, 4871165, 6369985, 8768097, 11465973, 14613495, 16561961, 19109955, 43840485, 49685883, 57329865, 82809805, 149057649, 248429415, 745288245]

約数ペア:

[(1, 745288245), (3, 248429415), (5, 149057649), (9, 82809805), (13, 57329865), (15, 49685883), (17, 43840485), (39, 19109955), (45, 16561961), (51, 14613495), (65, 11465973), (85, 8768097), (117, 6369985), (153, 4871165), (195, 3821991), (221, 3372345), (255, 2922699), (585, 1273997), (663, 1124115), (765, 974233), (1105, 674469), (1989, 374705), (3315, 224823), (9945, 74941)]