213355981

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6959}}^1$

素因数の和:7056

約数の個数: 16

約数和(自身を含む): 235192320

約数和(自身を除く): 21836339

約数列:

[1, 23, 31, 43, 713, 989, 1333, 6959, 30659, 160057, 215729, 299237, 4961767, 6882451, 9276347, 213355981]

約数ペア:

[(1, 213355981), (23, 9276347), (31, 6882451), (43, 4961767), (713, 299237), (989, 215729), (1333, 160057), (6959, 30659)]