28559025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1049}}^1$

素因数の和:1087

約数の個数: 54

約数和(自身を含む): 56278950

約数和(自身を除く): 27719925

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 121, 165, 225, 275, 363, 495, 605, 825, 1049, 1089, 1815, 2475, 3025, 3147, 5245, 5445, 9075, 9441, 11539, 15735, 26225, 27225, 34617, 47205, 57695, 78675, 103851, 126929, 173085, 236025, 288475, 380787, 519255, 634645, 865425, 1142361, 1903935, 2596275, 3173225, 5711805, 9519675, 28559025]

約数ペア:

[(1, 28559025), (3, 9519675), (5, 5711805), (9, 3173225), (11, 2596275), (15, 1903935), (25, 1142361), (33, 865425), (45, 634645), (55, 519255), (75, 380787), (99, 288475), (121, 236025), (165, 173085), (225, 126929), (275, 103851), (363, 78675), (495, 57695), (605, 47205), (825, 34617), (1049, 27225), (1089, 26225), (1815, 15735), (2475, 11539), (3025, 9441), (3147, 9075), (5245, 5445)]