128943117

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{90107}}^1$

素因数の和:90169

約数の個数: 16

約数和(自身を含む): 194633280

約数和(自身を除く): 65690163

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 90107, 270321, 810963, 2432889, 4775671, 14327013, 42981039, 128943117]

約数ペア:

[(1, 128943117), (3, 42981039), (9, 14327013), (27, 4775671), (53, 2432889), (159, 810963), (477, 270321), (1431, 90107)]