12909970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{75941}}^1$

素因数の和:75965

約数の個数: 16

約数和(自身を含む): 24605208

約数和(自身を除く): 11695238

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 75941, 151882, 379705, 759410, 1290997, 2581994, 6454985, 12909970]

約数ペア:

[(1, 12909970), (2, 6454985), (5, 2581994), (10, 1290997), (17, 759410), (34, 379705), (85, 151882), (170, 75941)]