169968309

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 273731328

約数和(自身を除く): 103763019

約数列:

[1, 3, 7, 21, 47, 49, 73, 141, 147, 219, 329, 337, 511, 987, 1011, 1533, 2303, 2359, 3431, 3577, 6909, 7077, 10293, 10731, 15839, 16513, 24017, 24601, 47517, 49539, 72051, 73803, 110873, 168119, 172207, 332619, 504357, 516621, 776111, 1156247, 1205449, 2328333, 3468741, 3616347, 8093729, 24281187, 56656103, 169968309]

約数ペア:

[(1, 169968309), (3, 56656103), (7, 24281187), (21, 8093729), (47, 3616347), (49, 3468741), (73, 2328333), (141, 1205449), (147, 1156247), (219, 776111), (329, 516621), (337, 504357), (511, 332619), (987, 172207), (1011, 168119), (1533, 110873), (2303, 73803), (2359, 72051), (3431, 49539), (3577, 47517), (6909, 24601), (7077, 24017), (10293, 16513), (10731, 15839)]