18277677

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 32256000

約数和(自身を除く): 13978323

約数列:

[1, 3, 9, 11, 19, 27, 33, 41, 57, 79, 99, 123, 171, 209, 237, 297, 369, 451, 513, 627, 711, 779, 869, 1107, 1353, 1501, 1881, 2133, 2337, 2607, 3239, 4059, 4503, 5643, 7011, 7821, 8569, 9717, 12177, 13509, 16511, 21033, 23463, 25707, 29151, 35629, 40527, 49533, 61541, 77121, 87453, 106887, 148599, 184623, 231363, 320661, 445797, 553869, 676951, 961983, 1661607, 2030853, 6092559, 18277677]

約数ペア:

[(1, 18277677), (3, 6092559), (9, 2030853), (11, 1661607), (19, 961983), (27, 676951), (33, 553869), (41, 445797), (57, 320661), (79, 231363), (99, 184623), (123, 148599), (171, 106887), (209, 87453), (237, 77121), (297, 61541), (369, 49533), (451, 40527), (513, 35629), (627, 29151), (711, 25707), (779, 23463), (869, 21033), (1107, 16511), (1353, 13509), (1501, 12177), (1881, 9717), (2133, 8569), (2337, 7821), (2607, 7011), (3239, 5643), (4059, 4503)]