129619970

素因数分解:

$2^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{13001}}^1$

素因数の和:14005

約数の個数: 16

約数和(自身を含む): 233567928

約数和(自身を除く): 103947958

約数列:

[1, 2, 5, 10, 997, 1994, 4985, 9970, 13001, 26002, 65005, 130010, 12961997, 25923994, 64809985, 129619970]

約数ペア:

[(1, 129619970), (2, 64809985), (5, 25923994), (10, 12961997), (997, 130010), (1994, 65005), (4985, 26002), (9970, 13001)]