2018897703

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{347}}^2$

素因数の和:735

約数の個数: 42

約数和(自身を含む): 3167697624

約数和(自身を除く): 1148799921

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 347, 621, 729, 1041, 1863, 3123, 5589, 7981, 9369, 16767, 23943, 28107, 71829, 84321, 120409, 215487, 252963, 361227, 646461, 1083681, 1939383, 2769407, 3251043, 5818149, 8308221, 9753129, 24924663, 29259387, 74773989, 87778161, 224321967, 672965901, 2018897703]

約数ペア:

[(1, 2018897703), (3, 672965901), (9, 224321967), (23, 87778161), (27, 74773989), (69, 29259387), (81, 24924663), (207, 9753129), (243, 8308221), (347, 5818149), (621, 3251043), (729, 2769407), (1041, 1939383), (1863, 1083681), (3123, 646461), (5589, 361227), (7981, 252963), (9369, 215487), (16767, 120409), (23943, 84321), (28107, 71829)]