12986649

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{4111}}^1$

素因数の和:4139

約数の個数: 24

約数和(自身を含む): 20954752

約数和(自身を除く): 7968103

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 4111, 12333, 36999, 53443, 110997, 160329, 332991, 480987, 998973, 1442961, 4328883, 12986649]

約数ペア:

[(1, 12986649), (3, 4328883), (9, 1442961), (13, 998973), (27, 480987), (39, 332991), (81, 160329), (117, 110997), (243, 53443), (351, 36999), (1053, 12333), (3159, 4111)]