12211803

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{1409}}^1$

素因数の和:1528

約数の個数: 20

約数和(自身を含む): 18425880

約数和(自身を除く): 6214077

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 1409, 2889, 4227, 8667, 12681, 38043, 114129, 150763, 452289, 1356867, 4070601, 12211803]

約数ペア:

[(1, 12211803), (3, 4070601), (9, 1356867), (27, 452289), (81, 150763), (107, 114129), (321, 38043), (963, 12681), (1409, 8667), (2889, 4227)]