351337756

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1187}}^1$

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 792747648

約数和(自身を除く): 441409892

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 961, 1187, 1364, 1922, 2374, 2387, 3844, 4748, 4774, 6727, 8309, 9548, 10571, 13057, 13454, 16618, 21142, 26114, 26908, 33236, 36797, 42284, 52228, 73594, 73997, 91399, 147188, 147994, 182798, 257579, 295988, 365596, 404767, 515158, 809534, 1030316, 1140707, 1619068, 2281414, 2833369, 4562828, 5666738, 7984949, 11333476, 12547777, 15969898, 25095554, 31939796, 50191108, 87834439, 175668878, 351337756]

約数ペア:

[(1, 351337756), (2, 175668878), (4, 87834439), (7, 50191108), (11, 31939796), (14, 25095554), (22, 15969898), (28, 12547777), (31, 11333476), (44, 7984949), (62, 5666738), (77, 4562828), (124, 2833369), (154, 2281414), (217, 1619068), (308, 1140707), (341, 1030316), (434, 809534), (682, 515158), (868, 404767), (961, 365596), (1187, 295988), (1364, 257579), (1922, 182798), (2374, 147994), (2387, 147188), (3844, 91399), (4748, 73997), (4774, 73594), (6727, 52228), (8309, 42284), (9548, 36797), (10571, 33236), (13057, 26908), (13454, 26114), (16618, 21142)]