258677990

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{154897}}^1$

素因数の和:155071

約数の個数: 16

約数和(自身を含む): 468411552

約数和(自身を除く): 209733562

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 154897, 309794, 774485, 1548970, 25867799, 51735598, 129338995, 258677990]

約数ペア:

[(1, 258677990), (2, 129338995), (5, 51735598), (10, 25867799), (167, 1548970), (334, 774485), (835, 309794), (1670, 154897)]