211319754

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{253381}}^1$

素因数の和:253525

約数の個数: 16

約数和(自身を含む): 425681760

約数和(自身を除く): 214362006

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 253381, 506762, 760143, 1520286, 35219959, 70439918, 105659877, 211319754]

約数ペア:

[(1, 211319754), (2, 105659877), (3, 70439918), (6, 35219959), (139, 1520286), (278, 760143), (417, 506762), (834, 253381)]