1491491679

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{73643}}^1$

素因数の和:73846

約数の個数: 16

約数和(自身を含む): 2047892352

約数和(自身を除く): 556400673

約数列:

[1, 3, 43, 129, 157, 471, 6751, 20253, 73643, 220929, 3166649, 9499947, 11561951, 34685853, 497163893, 1491491679]

約数ペア:

[(1, 1491491679), (3, 497163893), (43, 34685853), (129, 11561951), (157, 9499947), (471, 3166649), (6751, 220929), (20253, 73643)]