289363239

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 499322880

約数和(自身を除く): 209959641

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 223, 257, 297, 459, 561, 669, 771, 1683, 2007, 2313, 2453, 2827, 3791, 4369, 5049, 6021, 6939, 7359, 8481, 11373, 13107, 22077, 25443, 34119, 39321, 41701, 48059, 57311, 66231, 76329, 102357, 117963, 125103, 144177, 171933, 375309, 432531, 515799, 630421, 974287, 1125927, 1297593, 1547397, 1891263, 2922861, 5673789, 8768583, 10717157, 17021367, 26305749, 32151471, 96454413, 289363239]

約数ペア:

[(1, 289363239), (3, 96454413), (9, 32151471), (11, 26305749), (17, 17021367), (27, 10717157), (33, 8768583), (51, 5673789), (99, 2922861), (153, 1891263), (187, 1547397), (223, 1297593), (257, 1125927), (297, 974287), (459, 630421), (561, 515799), (669, 432531), (771, 375309), (1683, 171933), (2007, 144177), (2313, 125103), (2453, 117963), (2827, 102357), (3791, 76329), (4369, 66231), (5049, 57311), (6021, 48059), (6939, 41701), (7359, 39321), (8481, 34119), (11373, 25443), (13107, 22077)]