7147791

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 12326400

約数和(自身を除く): 5178609

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 641, 1239, 1593, 1923, 3717, 4487, 5769, 11151, 13461, 17307, 37819, 40383, 113457, 121149, 264733, 340371, 794199, 1021113, 2382597, 7147791]

約数ペア:

[(1, 7147791), (3, 2382597), (7, 1021113), (9, 794199), (21, 340371), (27, 264733), (59, 121149), (63, 113457), (177, 40383), (189, 37819), (413, 17307), (531, 13461), (641, 11151), (1239, 5769), (1593, 4487), (1923, 3717)]