28730817

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:1013

約数の個数: 24

約数和(自身を含む): 42943680

約数和(自身を除く): 14212863

約数列:

[1, 3, 9, 59, 61, 177, 183, 531, 549, 887, 2661, 3599, 7983, 10797, 32391, 52333, 54107, 156999, 162321, 470997, 486963, 3192313, 9576939, 28730817]

約数ペア:

[(1, 28730817), (3, 9576939), (9, 3192313), (59, 486963), (61, 470997), (177, 162321), (183, 156999), (531, 54107), (549, 52333), (887, 32391), (2661, 10797), (3599, 7983)]