28404711

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1669}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 43072640

約数和(自身を除く): 14667929

約数列:

[1, 3, 9, 31, 61, 93, 183, 279, 549, 1669, 1891, 5007, 5673, 15021, 17019, 51739, 101809, 155217, 305427, 465651, 916281, 3156079, 9468237, 28404711]

約数ペア:

[(1, 28404711), (3, 9468237), (9, 3156079), (31, 916281), (61, 465651), (93, 305427), (183, 155217), (279, 101809), (549, 51739), (1669, 17019), (1891, 15021), (5007, 5673)]