201731943

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1\times {\mathrm{653}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 315426816

約数和(自身を除く): 113694873

約数列:

[1, 3, 7, 21, 47, 141, 313, 329, 653, 939, 987, 1959, 2191, 4571, 6573, 13713, 14711, 30691, 44133, 92073, 102977, 204389, 214837, 308931, 613167, 644511, 1430723, 4292169, 9606283, 28818849, 67243981, 201731943]

約数ペア:

[(1, 201731943), (3, 67243981), (7, 28818849), (21, 9606283), (47, 4292169), (141, 1430723), (313, 644511), (329, 613167), (653, 308931), (939, 214837), (987, 204389), (1959, 102977), (2191, 92073), (4571, 44133), (6573, 30691), (13713, 14711)]