203437479

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{3889}}^1$

素因数の和:3999

約数の個数: 32

約数和(自身を含む): 322652160

約数和(自身を除く): 119214681

約数列:

[1, 3, 7, 21, 47, 53, 141, 159, 329, 371, 987, 1113, 2491, 3889, 7473, 11667, 17437, 27223, 52311, 81669, 182783, 206117, 548349, 618351, 1279481, 1442819, 3838443, 4328457, 9687499, 29062497, 67812493, 203437479]

約数ペア:

[(1, 203437479), (3, 67812493), (7, 29062497), (21, 9687499), (47, 4328457), (53, 3838443), (141, 1442819), (159, 1279481), (329, 618351), (371, 548349), (987, 206117), (1113, 182783), (2491, 81669), (3889, 52311), (7473, 27223), (11667, 17437)]