12780052803

素因数分解:

$3^3\times 7^1\times {\mathrm{67619327}}^1$

素因数の和:67619343

約数の個数: 16

約数和(自身を含む): 21638184960

約数和(自身を除く): 8858132157

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 67619327, 202857981, 473335289, 608573943, 1420005867, 1825721829, 4260017601, 12780052803]

約数ペア:

[(1, 12780052803), (3, 4260017601), (7, 1825721829), (9, 1420005867), (21, 608573943), (27, 473335289), (63, 202857981), (189, 67619327)]