2080406943

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{6857}}^1$

素因数の和:7544

約数の個数: 32

約数和(自身を含む): 3268797120

約数和(自身を除く): 1188390177

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 661, 1983, 5949, 6857, 11237, 17847, 20571, 33711, 61713, 101133, 116569, 185139, 303399, 349707, 1049121, 3147363, 4532477, 13597431, 40792293, 77052109, 122376879, 231156327, 693468981, 2080406943]

約数ペア:

[(1, 2080406943), (3, 693468981), (9, 231156327), (17, 122376879), (27, 77052109), (51, 40792293), (153, 13597431), (459, 4532477), (661, 3147363), (1983, 1049121), (5949, 349707), (6857, 303399), (11237, 185139), (17847, 116569), (20571, 101133), (33711, 61713)]