211562879

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{6971}}^1$

素因数の和:7102

約数の個数: 16

約数和(自身を含む): 240952320

約数和(自身を除く): 29389441

約数列:

[1, 11, 31, 89, 341, 979, 2759, 6971, 30349, 76681, 216101, 620419, 2377111, 6824609, 19232989, 211562879]

約数ペア:

[(1, 211562879), (11, 19232989), (31, 6824609), (89, 2377111), (341, 620419), (979, 216101), (2759, 76681), (6971, 30349)]