11712773121

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17991971}}^1$

素因数の和:17992012

約数の個数: 16

約数和(自身を含む): 18423779328

約数和(自身を除く): 6711006207

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 17991971, 53975913, 125943797, 377831391, 557751101, 1673253303, 3904257707, 11712773121]

約数ペア:

[(1, 11712773121), (3, 3904257707), (7, 1673253303), (21, 557751101), (31, 377831391), (93, 125943797), (217, 53975913), (651, 17991971)]