28487427

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9157}}^1$

素因数の和:9238

約数の個数: 16

約数和(自身を含む): 40881312

約数和(自身を除く): 12393885

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 9157, 27471, 155669, 467007, 558577, 1675731, 9495809, 28487427]

約数ペア:

[(1, 28487427), (3, 9495809), (17, 1675731), (51, 558577), (61, 467007), (183, 155669), (1037, 27471), (3111, 9157)]