128906937

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{280843}}^1$

素因数の和:280869

約数の個数: 16

約数和(自身を含む): 202207680

約数和(自身を除く): 73300743

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 280843, 842529, 2527587, 4774331, 7582761, 14322993, 42968979, 128906937]

約数ペア:

[(1, 128906937), (3, 42968979), (9, 14322993), (17, 7582761), (27, 4774331), (51, 2527587), (153, 842529), (459, 280843)]