5721000921

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{394579}}^1$

素因数の和:394770

約数の個数: 20

約数和(自身を含む): 8593952400

約数和(自身を除く): 2872951479

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 4833, 14499, 394579, 1183737, 3551211, 10653633, 31960899, 70629641, 211888923, 635666769, 1907000307, 5721000921]

約数ペア:

[(1, 5721000921), (3, 1907000307), (9, 635666769), (27, 211888923), (81, 70629641), (179, 31960899), (537, 10653633), (1611, 3551211), (4833, 1183737), (14499, 394579)]