128230263

素因数分解:

$3^3\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1039}}^1$

素因数の和:1708

約数の個数: 32

約数和(自身を含む): 217651200

約数和(自身を除く): 89420937

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 653, 1039, 1959, 3117, 4571, 5877, 7273, 9351, 13713, 17631, 21819, 28053, 41139, 65457, 123417, 196371, 678467, 2035401, 4749269, 6106203, 14247807, 18318609, 42743421, 128230263]

約数ペア:

[(1, 128230263), (3, 42743421), (7, 18318609), (9, 14247807), (21, 6106203), (27, 4749269), (63, 2035401), (189, 678467), (653, 196371), (1039, 123417), (1959, 65457), (3117, 41139), (4571, 28053), (5877, 21819), (7273, 17631), (9351, 13713)]