13418379

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{12743}}^1$

素因数の和:12768

約数の個数: 20

約数和(自身を含む): 21588336

約数和(自身を除く): 8169957

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 12743, 38229, 114687, 165659, 344061, 496977, 1032183, 1490931, 4472793, 13418379]

約数ペア:

[(1, 13418379), (3, 4472793), (9, 1490931), (13, 1032183), (27, 496977), (39, 344061), (81, 165659), (117, 114687), (351, 38229), (1053, 12743)]