199154447

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 230461440

約数和(自身を除く): 31306993

約数列:

[1, 19, 23, 31, 61, 241, 437, 589, 713, 1159, 1403, 1891, 4579, 5543, 7471, 13547, 14701, 26657, 35929, 43493, 105317, 141949, 171833, 279319, 338123, 455731, 826367, 3264827, 6424337, 8658889, 10481813, 199154447]

約数ペア:

[(1, 199154447), (19, 10481813), (23, 8658889), (31, 6424337), (61, 3264827), (241, 826367), (437, 455731), (589, 338123), (713, 279319), (1159, 171833), (1403, 141949), (1891, 105317), (4579, 43493), (5543, 35929), (7471, 26657), (13547, 14701)]