2097788

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 4704000

約数和(自身を除く): 2606212

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 139, 154, 196, 278, 308, 343, 539, 556, 686, 973, 1078, 1372, 1529, 1946, 2156, 3058, 3773, 3892, 6116, 6811, 7546, 10703, 13622, 15092, 21406, 27244, 42812, 47677, 74921, 95354, 149842, 190708, 299684, 524447, 1048894, 2097788]

約数ペア:

[(1, 2097788), (2, 1048894), (4, 524447), (7, 299684), (11, 190708), (14, 149842), (22, 95354), (28, 74921), (44, 47677), (49, 42812), (77, 27244), (98, 21406), (139, 15092), (154, 13622), (196, 10703), (278, 7546), (308, 6811), (343, 6116), (539, 3892), (556, 3773), (686, 3058), (973, 2156), (1078, 1946), (1372, 1529)]