68513970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{326257}}^1$

素因数の和:326274

約数の個数: 32

約数和(自身を含む): 187924608

約数和(自身を除く): 119410638

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 326257, 652514, 978771, 1631285, 1957542, 2283799, 3262570, 4567598, 4893855, 6851397, 9787710, 11418995, 13702794, 22837990, 34256985, 68513970]

約数ペア:

[(1, 68513970), (2, 34256985), (3, 22837990), (5, 13702794), (6, 11418995), (7, 9787710), (10, 6851397), (14, 4893855), (15, 4567598), (21, 3262570), (30, 2283799), (35, 1957542), (42, 1631285), (70, 978771), (105, 652514), (210, 326257)]