189156984

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 481383840

約数和(自身を除く): 292226856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 193, 194, 291, 386, 388, 421, 579, 582, 772, 776, 842, 1158, 1164, 1263, 1544, 1684, 2316, 2328, 2526, 3368, 4632, 5052, 10104, 18721, 37442, 40837, 56163, 74884, 81253, 81674, 112326, 122511, 149768, 162506, 163348, 224652, 243759, 245022, 325012, 326696, 449304, 487518, 490044, 650024, 975036, 980088, 1950072, 7881541, 15763082, 23644623, 31526164, 47289246, 63052328, 94578492, 189156984]

約数ペア:

[(1, 189156984), (2, 94578492), (3, 63052328), (4, 47289246), (6, 31526164), (8, 23644623), (12, 15763082), (24, 7881541), (97, 1950072), (193, 980088), (194, 975036), (291, 650024), (386, 490044), (388, 487518), (421, 449304), (579, 326696), (582, 325012), (772, 245022), (776, 243759), (842, 224652), (1158, 163348), (1164, 162506), (1263, 149768), (1544, 122511), (1684, 112326), (2316, 81674), (2328, 81253), (2526, 74884), (3368, 56163), (4632, 40837), (5052, 37442), (10104, 18721)]