287753908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{971}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 560105280

約数和(自身を除く): 272351372

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 139, 164, 278, 533, 556, 971, 1066, 1807, 1942, 2132, 3614, 3884, 5699, 7228, 11398, 12623, 22796, 25246, 39811, 50492, 74087, 79622, 134969, 148174, 159244, 269938, 296348, 517543, 539876, 1035086, 1754597, 2070172, 3509194, 5533729, 7018388, 11067458, 22134916, 71938477, 143876954, 287753908]

約数ペア:

[(1, 287753908), (2, 143876954), (4, 71938477), (13, 22134916), (26, 11067458), (41, 7018388), (52, 5533729), (82, 3509194), (139, 2070172), (164, 1754597), (278, 1035086), (533, 539876), (556, 517543), (971, 296348), (1066, 269938), (1807, 159244), (1942, 148174), (2132, 134969), (3614, 79622), (3884, 74087), (5699, 50492), (7228, 39811), (11398, 25246), (12623, 22796)]