27990323042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{40819}}^1$

素因数の和:41342

約数の個数: 32

約数和(自身を含む): 46554393600

約数和(自身を除く): 18564070558

約数列:

[1, 2, 11, 22, 71, 142, 439, 781, 878, 1562, 4829, 9658, 31169, 40819, 62338, 81638, 342859, 449009, 685718, 898018, 2898149, 5796298, 17919541, 31879639, 35839082, 63759278, 197114951, 394229902, 1272287411, 2544574822, 13995161521, 27990323042]

約数ペア:

[(1, 27990323042), (2, 13995161521), (11, 2544574822), (22, 1272287411), (71, 394229902), (142, 197114951), (439, 63759278), (781, 35839082), (878, 31879639), (1562, 17919541), (4829, 5796298), (9658, 2898149), (31169, 898018), (40819, 685718), (62338, 449009), (81638, 342859)]