209260425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23059}}^1$

素因数の和:23094

約数の個数: 36

約数和(自身を含む): 380305520

約数和(自身を除く): 171045095

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 275, 363, 605, 825, 1815, 3025, 9075, 23059, 69177, 115295, 253649, 345885, 576475, 760947, 1268245, 1729425, 2790139, 3804735, 6341225, 8370417, 13950695, 19023675, 41852085, 69753475, 209260425]

約数ペア:

[(1, 209260425), (3, 69753475), (5, 41852085), (11, 19023675), (15, 13950695), (25, 8370417), (33, 6341225), (55, 3804735), (75, 2790139), (121, 1729425), (165, 1268245), (275, 760947), (363, 576475), (605, 345885), (825, 253649), (1815, 115295), (3025, 69177), (9075, 23059)]