26637579

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{6997}}^1$

素因数の和:7056

約数の個数: 20

約数和(自身を含む): 40644384

約数和(自身を除く): 14006805

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 6997, 20991, 62973, 188919, 328859, 566757, 986577, 2959731, 8879193, 26637579]

約数ペア:

[(1, 26637579), (3, 8879193), (9, 2959731), (27, 986577), (47, 566757), (81, 328859), (141, 188919), (423, 62973), (1269, 20991), (3807, 6997)]