221433978

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{154417}}^1$

素因数の和:154661

約数の個数: 16

約数和(自身を含む): 444723840

約数和(自身を除く): 223289862

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 154417, 308834, 463251, 926502, 36905663, 73811326, 110716989, 221433978]

約数ペア:

[(1, 221433978), (2, 110716989), (3, 73811326), (6, 36905663), (239, 926502), (478, 463251), (717, 308834), (1434, 154417)]