2556117

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 3910816

約数和(自身を除く): 1354699

約数列:

[1, 3, 9, 27, 67, 81, 157, 201, 243, 471, 603, 1413, 1809, 4239, 5427, 10519, 12717, 16281, 31557, 38151, 94671, 284013, 852039, 2556117]

約数ペア:

[(1, 2556117), (3, 852039), (9, 284013), (27, 94671), (67, 38151), (81, 31557), (157, 16281), (201, 12717), (243, 10519), (471, 5427), (603, 4239), (1413, 1809)]