213989876

素因数分解:

$2^2\times {\mathrm{823}}^1\times {\mathrm{65003}}^1$

素因数の和:65830

約数の個数: 12

約数和(自身を含む): 374943072

約数和(自身を除く): 160953196

約数列:

[1, 2, 4, 823, 1646, 3292, 65003, 130006, 260012, 53497469, 106994938, 213989876]

約数ペア:

[(1, 213989876), (2, 106994938), (4, 53497469), (823, 260012), (1646, 130006), (3292, 65003)]