242019981

素因数分解:

$3^7\times 7^1\times {\mathrm{15809}}^1$

素因数の和:15837

約数の個数: 32

約数和(自身を含む): 414854400

約数和(自身を除く): 172834419

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 15309, 15809, 47427, 110663, 142281, 331989, 426843, 995967, 1280529, 2987901, 3841587, 8963703, 11524761, 26891109, 34574283, 80673327, 242019981]

約数ペア:

[(1, 242019981), (3, 80673327), (7, 34574283), (9, 26891109), (21, 11524761), (27, 8963703), (63, 3841587), (81, 2987901), (189, 1280529), (243, 995967), (567, 426843), (729, 331989), (1701, 142281), (2187, 110663), (5103, 47427), (15309, 15809)]