211033719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{26921}}^1$

素因数の和:27007

約数の個数: 24

約数和(自身を含む): 333186672

約数和(自身を除く): 122152953

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 7839, 26921, 80763, 242289, 349973, 1049919, 1803707, 3149757, 5411121, 16233363, 23448191, 70344573, 211033719]

約数ペア:

[(1, 211033719), (3, 70344573), (9, 23448191), (13, 16233363), (39, 5411121), (67, 3149757), (117, 1803707), (201, 1049919), (603, 349973), (871, 242289), (2613, 80763), (7839, 26921)]