1337990427

素因数分解:

$3^3\times {\mathrm{2819}}^1\times {\mathrm{17579}}^1$

素因数の和:20407

約数の個数: 16

約数和(自身を含む): 1983024000

約数和(自身を除く): 645033573

約数列:

[1, 3, 9, 27, 2819, 8457, 17579, 25371, 52737, 76113, 158211, 474633, 49555201, 148665603, 445996809, 1337990427]

約数ペア:

[(1, 1337990427), (3, 445996809), (9, 148665603), (27, 49555201), (2819, 474633), (8457, 158211), (17579, 76113), (25371, 52737)]