2778218838003

素因数分解:

$3^1\times 7^1\times {\mathrm{419491}}^1\times {\mathrm{315373}}^1$

素因数の和:734874

約数の個数: 16

約数和(自身を含む): 4233499840256

約数和(自身を除く): 1455281002253

約数列:

[1, 3, 7, 21, 315373, 419491, 946119, 1258473, 2207611, 2936437, 6622833, 8809311, 132296135143, 396888405429, 926072946001, 2778218838003]

約数ペア:

[(1, 2778218838003), (3, 926072946001), (7, 396888405429), (21, 132296135143), (315373, 8809311), (419491, 6622833), (946119, 2936437), (1258473, 2207611)]