39515476

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 94832640

約数和(自身を除く): 55317164

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 71, 77, 91, 139, 142, 143, 154, 182, 278, 284, 286, 308, 364, 497, 556, 572, 781, 923, 973, 994, 1001, 1529, 1562, 1807, 1846, 1946, 1988, 2002, 3058, 3124, 3614, 3692, 3892, 4004, 5467, 6116, 6461, 7228, 9869, 10153, 10703, 10934, 12649, 12922, 19738, 19877, 20306, 21406, 21868, 25298, 25844, 39476, 39754, 40612, 42812, 50596, 69083, 71071, 79508, 108559, 128297, 138166, 139139, 142142, 217118, 256594, 276332, 278278, 284284, 434236, 513188, 556556, 759913, 898079, 1411267, 1519826, 1796158, 2822534, 3039652, 3592316, 5645068, 9878869, 19757738, 39515476]

約数ペア:

[(1, 39515476), (2, 19757738), (4, 9878869), (7, 5645068), (11, 3592316), (13, 3039652), (14, 2822534), (22, 1796158), (26, 1519826), (28, 1411267), (44, 898079), (52, 759913), (71, 556556), (77, 513188), (91, 434236), (139, 284284), (142, 278278), (143, 276332), (154, 256594), (182, 217118), (278, 142142), (284, 139139), (286, 138166), (308, 128297), (364, 108559), (497, 79508), (556, 71071), (572, 69083), (781, 50596), (923, 42812), (973, 40612), (994, 39754), (1001, 39476), (1529, 25844), (1562, 25298), (1807, 21868), (1846, 21406), (1946, 20306), (1988, 19877), (2002, 19738), (3058, 12922), (3124, 12649), (3614, 10934), (3692, 10703), (3892, 10153), (4004, 9869), (5467, 7228), (6116, 6461)]