291230216

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{6481}}^1$

素因数の和:6665

約数の個数: 32

約数和(自身を含む): 563545080

約数和(自身を除く): 272314864

約数列:

[1, 2, 4, 8, 41, 82, 137, 164, 274, 328, 548, 1096, 5617, 6481, 11234, 12962, 22468, 25924, 44936, 51848, 265721, 531442, 887897, 1062884, 1775794, 2125768, 3551588, 7103176, 36403777, 72807554, 145615108, 291230216]

約数ペア:

[(1, 291230216), (2, 145615108), (4, 72807554), (8, 36403777), (41, 7103176), (82, 3551588), (137, 2125768), (164, 1775794), (274, 1062884), (328, 887897), (548, 531442), (1096, 265721), (5617, 51848), (6481, 44936), (11234, 25924), (12962, 22468)]