255478916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{75407}}^1$

素因数の和:75440

約数の個数: 36

約数和(自身を含む): 561638784

約数和(自身を除く): 306159868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 75407, 150814, 301628, 527849, 829477, 1055698, 1658954, 2111396, 3317908, 5806339, 9124247, 11612678, 18248494, 23225356, 36496988, 63869729, 127739458, 255478916]

約数ペア:

[(1, 255478916), (2, 127739458), (4, 63869729), (7, 36496988), (11, 23225356), (14, 18248494), (22, 11612678), (28, 9124247), (44, 5806339), (77, 3317908), (121, 2111396), (154, 1658954), (242, 1055698), (308, 829477), (484, 527849), (847, 301628), (1694, 150814), (3388, 75407)]