212212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 508032

約数和(自身を除く): 295820

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 53, 77, 91, 106, 143, 154, 182, 212, 286, 308, 364, 371, 572, 583, 689, 742, 1001, 1166, 1378, 1484, 2002, 2332, 2756, 4004, 4081, 4823, 7579, 8162, 9646, 15158, 16324, 19292, 30316, 53053, 106106, 212212]

約数ペア:

[(1, 212212), (2, 106106), (4, 53053), (7, 30316), (11, 19292), (13, 16324), (14, 15158), (22, 9646), (26, 8162), (28, 7579), (44, 4823), (52, 4081), (53, 4004), (77, 2756), (91, 2332), (106, 2002), (143, 1484), (154, 1378), (182, 1166), (212, 1001), (286, 742), (308, 689), (364, 583), (371, 572)]