289307571

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{41621}}^1$

素因数の和:41962

約数の個数: 16

約数和(自身を含む): 442192128

約数和(自身を除く): 152884557

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 41621, 124863, 291347, 874041, 13776551, 41329653, 96435857, 289307571]

約数ペア:

[(1, 289307571), (3, 96435857), (7, 41329653), (21, 13776551), (331, 874041), (993, 291347), (2317, 124863), (6951, 41621)]