219027735

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 397882368

約数和(自身を除く): 178854633

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 431, 491, 1035, 1293, 1473, 2155, 2455, 3879, 4419, 6465, 7365, 9913, 11293, 19395, 22095, 29739, 33879, 49565, 56465, 89217, 101637, 148695, 169395, 211621, 446085, 508185, 634863, 1058105, 1904589, 3174315, 4867283, 9522945, 14601849, 24336415, 43805547, 73009245, 219027735]

約数ペア:

[(1, 219027735), (3, 73009245), (5, 43805547), (9, 24336415), (15, 14601849), (23, 9522945), (45, 4867283), (69, 3174315), (115, 1904589), (207, 1058105), (345, 634863), (431, 508185), (491, 446085), (1035, 211621), (1293, 169395), (1473, 148695), (2155, 101637), (2455, 89217), (3879, 56465), (4419, 49565), (6465, 33879), (7365, 29739), (9913, 22095), (11293, 19395)]