646128378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1601}}^1\times {\mathrm{3203}}^1$

素因数の和:4819

約数の個数: 48

約数和(自身を含む): 1601436096

約数和(自身を除く): 955307718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1601, 3202, 3203, 4803, 6406, 9606, 9609, 11207, 14409, 19218, 22414, 22421, 28818, 28827, 33621, 44842, 57654, 67242, 67263, 100863, 134526, 201726, 201789, 403578, 5128003, 10256006, 15384009, 30768018, 35896021, 46152027, 71792042, 92304054, 107688063, 215376126, 323064189, 646128378]

約数ペア:

[(1, 646128378), (2, 323064189), (3, 215376126), (6, 107688063), (7, 92304054), (9, 71792042), (14, 46152027), (18, 35896021), (21, 30768018), (42, 15384009), (63, 10256006), (126, 5128003), (1601, 403578), (3202, 201789), (3203, 201726), (4803, 134526), (6406, 100863), (9606, 67263), (9609, 67242), (11207, 57654), (14409, 44842), (19218, 33621), (22414, 28827), (22421, 28818)]