781245243

素因数分解:

$3^6\times {\mathrm{227}}^1\times {\mathrm{4721}}^1$

素因数の和:4966

約数の個数: 28

約数和(自身を含む): 1176741288

約数和(自身を除く): 395496045

約数列:

[1, 3, 9, 27, 81, 227, 243, 681, 729, 2043, 4721, 6129, 14163, 18387, 42489, 55161, 127467, 165483, 382401, 1071667, 1147203, 3215001, 3441609, 9645003, 28935009, 86805027, 260415081, 781245243]

約数ペア:

[(1, 781245243), (3, 260415081), (9, 86805027), (27, 28935009), (81, 9645003), (227, 3441609), (243, 3215001), (681, 1147203), (729, 1071667), (2043, 382401), (4721, 165483), (6129, 127467), (14163, 55161), (18387, 42489)]