221499296

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2141}}^1$

素因数の和:2265

約数の個数: 48

約数和(自身を含む): 451799208

約数和(自身を除く): 230299912

約数列:

[1, 2, 4, 8, 16, 32, 53, 61, 106, 122, 212, 244, 424, 488, 848, 976, 1696, 1952, 2141, 3233, 4282, 6466, 8564, 12932, 17128, 25864, 34256, 51728, 68512, 103456, 113473, 130601, 226946, 261202, 453892, 522404, 907784, 1044808, 1815568, 2089616, 3631136, 4179232, 6921853, 13843706, 27687412, 55374824, 110749648, 221499296]

約数ペア:

[(1, 221499296), (2, 110749648), (4, 55374824), (8, 27687412), (16, 13843706), (32, 6921853), (53, 4179232), (61, 3631136), (106, 2089616), (122, 1815568), (212, 1044808), (244, 907784), (424, 522404), (488, 453892), (848, 261202), (976, 226946), (1696, 130601), (1952, 113473), (2141, 103456), (3233, 68512), (4282, 51728), (6466, 34256), (8564, 25864), (12932, 17128)]