210489009

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{9787}}^1$

素因数の和:9964

約数の個数: 16

約数和(自身を含む): 287532288

約数和(自身を除く): 77043279

約数列:

[1, 3, 67, 107, 201, 321, 7169, 9787, 21507, 29361, 655729, 1047209, 1967187, 3141627, 70163003, 210489009]

約数ペア:

[(1, 210489009), (3, 70163003), (67, 3141627), (107, 1967187), (201, 1047209), (321, 655729), (7169, 29361), (9787, 21507)]