213216138

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1307}}^1$

素因数の和:1393

約数の個数: 80

約数和(自身を含む): 512788320

約数和(自身を除く): 299572182

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 53, 54, 57, 81, 106, 114, 159, 162, 171, 318, 342, 477, 513, 954, 1007, 1026, 1307, 1431, 1539, 2014, 2614, 2862, 3021, 3078, 3921, 4293, 6042, 7842, 8586, 9063, 11763, 18126, 23526, 24833, 27189, 35289, 49666, 54378, 69271, 70578, 74499, 81567, 105867, 138542, 148998, 163134, 207813, 211734, 223497, 415626, 446994, 623439, 670491, 1246878, 1316149, 1340982, 1870317, 2011473, 2632298, 3740634, 3948447, 4022946, 5610951, 7896894, 11221902, 11845341, 23690682, 35536023, 71072046, 106608069, 213216138]

約数ペア:

[(1, 213216138), (2, 106608069), (3, 71072046), (6, 35536023), (9, 23690682), (18, 11845341), (19, 11221902), (27, 7896894), (38, 5610951), (53, 4022946), (54, 3948447), (57, 3740634), (81, 2632298), (106, 2011473), (114, 1870317), (159, 1340982), (162, 1316149), (171, 1246878), (318, 670491), (342, 623439), (477, 446994), (513, 415626), (954, 223497), (1007, 211734), (1026, 207813), (1307, 163134), (1431, 148998), (1539, 138542), (2014, 105867), (2614, 81567), (2862, 74499), (3021, 70578), (3078, 69271), (3921, 54378), (4293, 49666), (6042, 35289), (7842, 27189), (8586, 24833), (9063, 23526), (11763, 18126)]