7478778879

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{16097}}^1$

素因数の和:16165

約数の個数: 72

約数和(自身を含む): 13395210192

約数和(自身を除く): 5916431313

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 361, 429, 627, 741, 1083, 1287, 1881, 2223, 2717, 3249, 3971, 4693, 8151, 11913, 14079, 16097, 24453, 35739, 42237, 48291, 51623, 144873, 154869, 177067, 209261, 305843, 464607, 531201, 627783, 917529, 1593603, 1883349, 2301871, 2752587, 3364273, 3975959, 5811017, 6905613, 10092819, 11927877, 17433051, 20716839, 30278457, 35783631, 43735549, 52299153, 63921187, 75543221, 131206647, 191763561, 226629663, 393619941, 575290683, 679888989, 830975431, 2492926293, 7478778879]

約数ペア:

[(1, 7478778879), (3, 2492926293), (9, 830975431), (11, 679888989), (13, 575290683), (19, 393619941), (33, 226629663), (39, 191763561), (57, 131206647), (99, 75543221), (117, 63921187), (143, 52299153), (171, 43735549), (209, 35783631), (247, 30278457), (361, 20716839), (429, 17433051), (627, 11927877), (741, 10092819), (1083, 6905613), (1287, 5811017), (1881, 3975959), (2223, 3364273), (2717, 2752587), (3249, 2301871), (3971, 1883349), (4693, 1593603), (8151, 917529), (11913, 627783), (14079, 531201), (16097, 464607), (24453, 305843), (35739, 209261), (42237, 177067), (48291, 154869), (51623, 144873)]