215545144

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{2609}}^1$

素因数の和:3087

約数の個数: 32

約数和(自身を含む): 422820000

約数和(自身を除く): 207274856

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 449, 898, 1796, 2609, 3592, 5218, 10327, 10436, 20654, 20872, 41308, 60007, 82616, 120014, 240028, 480056, 1171441, 2342882, 4685764, 9371528, 26943143, 53886286, 107772572, 215545144]

約数ペア:

[(1, 215545144), (2, 107772572), (4, 53886286), (8, 26943143), (23, 9371528), (46, 4685764), (92, 2342882), (184, 1171441), (449, 480056), (898, 240028), (1796, 120014), (2609, 82616), (3592, 60007), (5218, 41308), (10327, 20872), (10436, 20654)]