201689271

素因数分解:

$3^5\times 7^1\times {\mathrm{118571}}^1$

素因数の和:118593

約数の個数: 24

約数和(自身を含む): 345281664

約数和(自身を除く): 143592393

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 118571, 355713, 829997, 1067139, 2489991, 3201417, 7469973, 9604251, 22409919, 28812753, 67229757, 201689271]

約数ペア:

[(1, 201689271), (3, 67229757), (7, 28812753), (9, 22409919), (21, 9604251), (27, 7469973), (63, 3201417), (81, 2489991), (189, 1067139), (243, 829997), (567, 355713), (1701, 118571)]