12147907989

素因数分解:

$3^1\times 7^1\times {\mathrm{7229}}^1\times {\mathrm{80021}}^1$

素因数の和:87260

約数の個数: 16

約数和(自身を含む): 18513889920

約数和(自身を除く): 6365981931

約数列:

[1, 3, 7, 21, 7229, 21687, 50603, 80021, 151809, 240063, 560147, 1680441, 578471809, 1735415427, 4049302663, 12147907989]

約数ペア:

[(1, 12147907989), (3, 4049302663), (7, 1735415427), (21, 578471809), (7229, 1680441), (21687, 560147), (50603, 240063), (80021, 151809)]