1260667239

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{76781}}^1$

素因数の和:77218

約数の個数: 16

約数和(自身を含む): 1814512224

約数和(自身を除く): 553844985

約数列:

[1, 3, 13, 39, 421, 1263, 5473, 16419, 76781, 230343, 998153, 2994459, 32324801, 96974403, 420222413, 1260667239]

約数ペア:

[(1, 1260667239), (3, 420222413), (13, 96974403), (39, 32324801), (421, 2994459), (1263, 998153), (5473, 230343), (16419, 76781)]