247204989

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{11161}}^1$

素因数の和:11297

約数の個数: 24

約数和(自身を含む): 376114752

約数和(自身を除く): 128909763

約数列:

[1, 3, 9, 23, 69, 107, 207, 321, 963, 2461, 7383, 11161, 22149, 33483, 100449, 256703, 770109, 1194227, 2310327, 3582681, 10748043, 27467221, 82401663, 247204989]

約数ペア:

[(1, 247204989), (3, 82401663), (9, 27467221), (23, 10748043), (69, 3582681), (107, 2310327), (207, 1194227), (321, 770109), (963, 256703), (2461, 100449), (7383, 33483), (11161, 22149)]