1894833

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:318

約数の個数: 20

約数和(自身を含む): 2867700

約数和(自身を除く): 972867

約数列:

[1, 3, 9, 27, 81, 149, 157, 447, 471, 1341, 1413, 4023, 4239, 12069, 12717, 23393, 70179, 210537, 631611, 1894833]

約数ペア:

[(1, 1894833), (3, 631611), (9, 210537), (27, 70179), (81, 23393), (149, 12717), (157, 12069), (447, 4239), (471, 4023), (1341, 1413)]