211085990

素因数分解:

$2^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{72043}}^1$

素因数の和:72343

約数の個数: 16

約数和(自身を含む): 381256848

約数和(自身を除く): 170170858

約数列:

[1, 2, 5, 10, 293, 586, 1465, 2930, 72043, 144086, 360215, 720430, 21108599, 42217198, 105542995, 211085990]

約数ペア:

[(1, 211085990), (2, 105542995), (5, 42217198), (10, 21108599), (293, 720430), (586, 360215), (1465, 144086), (2930, 72043)]