215158914

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{30109}}^1$

素因数の和:30514

約数の個数: 24

約数和(自身を含む): 467367420

約数和(自身を除く): 252208506

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 1191, 2382, 3573, 7146, 30109, 60218, 90327, 180654, 270981, 541962, 11953273, 23906546, 35859819, 71719638, 107579457, 215158914]

約数ペア:

[(1, 215158914), (2, 107579457), (3, 71719638), (6, 35859819), (9, 23906546), (18, 11953273), (397, 541962), (794, 270981), (1191, 180654), (2382, 90327), (3573, 60218), (7146, 30109)]