16507125

素因数分解:

$3^3\times 5^3\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 31399680

約数和(自身を除く): 14892555

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 67, 73, 75, 125, 135, 201, 219, 225, 335, 365, 375, 603, 657, 675, 1005, 1095, 1125, 1675, 1809, 1825, 1971, 3015, 3285, 3375, 4891, 5025, 5475, 8375, 9045, 9125, 9855, 14673, 15075, 16425, 24455, 25125, 27375, 44019, 45225, 49275, 73365, 75375, 82125, 122275, 132057, 220095, 226125, 246375, 366825, 611375, 660285, 1100475, 1834125, 3301425, 5502375, 16507125]

約数ペア:

[(1, 16507125), (3, 5502375), (5, 3301425), (9, 1834125), (15, 1100475), (25, 660285), (27, 611375), (45, 366825), (67, 246375), (73, 226125), (75, 220095), (125, 132057), (135, 122275), (201, 82125), (219, 75375), (225, 73365), (335, 49275), (365, 45225), (375, 44019), (603, 27375), (657, 25125), (675, 24455), (1005, 16425), (1095, 15075), (1125, 14673), (1675, 9855), (1809, 9125), (1825, 9045), (1971, 8375), (3015, 5475), (3285, 5025), (3375, 4891)]