777904048

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{1361}}^1$

素因数の和:1765

約数の個数: 40

約数和(自身を含む): 1525058640

約数和(自身を除く): 747154592

約数列:

[1, 2, 4, 8, 16, 139, 257, 278, 514, 556, 1028, 1112, 1361, 2056, 2224, 2722, 4112, 5444, 10888, 21776, 35723, 71446, 142892, 189179, 285784, 349777, 378358, 571568, 699554, 756716, 1399108, 1513432, 2798216, 3026864, 5596432, 48619003, 97238006, 194476012, 388952024, 777904048]

約数ペア:

[(1, 777904048), (2, 388952024), (4, 194476012), (8, 97238006), (16, 48619003), (139, 5596432), (257, 3026864), (278, 2798216), (514, 1513432), (556, 1399108), (1028, 756716), (1112, 699554), (1361, 571568), (2056, 378358), (2224, 349777), (2722, 285784), (4112, 189179), (5444, 142892), (10888, 71446), (21776, 35723)]