201521768

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1613}}^1$

素因数の和:1746

約数の個数: 64

約数和(自身を含む): 455535360

約数和(自身を除く): 254013592

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 97, 161, 184, 194, 322, 388, 644, 679, 776, 1288, 1358, 1613, 2231, 2716, 3226, 4462, 5432, 6452, 8924, 11291, 12904, 15617, 17848, 22582, 31234, 37099, 45164, 62468, 74198, 90328, 124936, 148396, 156461, 259693, 296792, 312922, 519386, 625844, 1038772, 1095227, 1251688, 2077544, 2190454, 3598603, 4380908, 7197206, 8761816, 14394412, 25190221, 28788824, 50380442, 100760884, 201521768]

約数ペア:

[(1, 201521768), (2, 100760884), (4, 50380442), (7, 28788824), (8, 25190221), (14, 14394412), (23, 8761816), (28, 7197206), (46, 4380908), (56, 3598603), (92, 2190454), (97, 2077544), (161, 1251688), (184, 1095227), (194, 1038772), (322, 625844), (388, 519386), (644, 312922), (679, 296792), (776, 259693), (1288, 156461), (1358, 148396), (1613, 124936), (2231, 90328), (2716, 74198), (3226, 62468), (4462, 45164), (5432, 37099), (6452, 31234), (8924, 22582), (11291, 17848), (12904, 15617)]