5121387

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{2749}}^1$

素因数の和:2784

約数の個数: 20

約数和(自身を含む): 7986000

約数和(自身を除く): 2864613

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 2749, 8247, 24741, 63227, 74223, 189681, 222669, 569043, 1707129, 5121387]

約数ペア:

[(1, 5121387), (3, 1707129), (9, 569043), (23, 222669), (27, 189681), (69, 74223), (81, 63227), (207, 24741), (621, 8247), (1863, 2749)]