12903327

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 19906560

約数和(自身を除く): 7003233

約数列:

[1, 3, 9, 27, 53, 71, 127, 159, 213, 381, 477, 639, 1143, 1431, 1917, 3429, 3763, 6731, 9017, 11289, 20193, 27051, 33867, 60579, 81153, 101601, 181737, 243459, 477901, 1433703, 4301109, 12903327]

約数ペア:

[(1, 12903327), (3, 4301109), (9, 1433703), (27, 477901), (53, 243459), (71, 181737), (127, 101601), (159, 81153), (213, 60579), (381, 33867), (477, 27051), (639, 20193), (1143, 11289), (1431, 9017), (1917, 6731), (3429, 3763)]