208483929

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1974

約数の個数: 32

約数和(自身を含む): 321840000

約数和(自身を除く): 113356071

約数列:

[1, 3, 9, 27, 29, 87, 149, 261, 447, 783, 1341, 1787, 4023, 4321, 5361, 12963, 16083, 38889, 48249, 51823, 116667, 155469, 266263, 466407, 798789, 1399221, 2396367, 7189101, 7721627, 23164881, 69494643, 208483929]

約数ペア:

[(1, 208483929), (3, 69494643), (9, 23164881), (27, 7721627), (29, 7189101), (87, 2396367), (149, 1399221), (261, 798789), (447, 466407), (783, 266263), (1341, 155469), (1787, 116667), (4023, 51823), (4321, 48249), (5361, 38889), (12963, 16083)]