669735

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1$

素因数の和:77

約数の個数: 48

約数和(自身を含む): 1340640

約数和(自身を除く): 670905

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 41, 45, 55, 99, 121, 123, 135, 165, 205, 297, 363, 369, 451, 495, 605, 615, 1089, 1107, 1353, 1485, 1815, 1845, 2255, 3267, 4059, 4961, 5445, 5535, 6765, 12177, 14883, 16335, 20295, 24805, 44649, 60885, 74415, 133947, 223245, 669735]

約数ペア:

[(1, 669735), (3, 223245), (5, 133947), (9, 74415), (11, 60885), (15, 44649), (27, 24805), (33, 20295), (41, 16335), (45, 14883), (55, 12177), (99, 6765), (121, 5535), (123, 5445), (135, 4961), (165, 4059), (205, 3267), (297, 2255), (363, 1845), (369, 1815), (451, 1485), (495, 1353), (605, 1107), (615, 1089)]