27828339

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2273}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 47153664

約数和(自身を除く): 19325325

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 1113, 1749, 2273, 4081, 6819, 12243, 15911, 25003, 47733, 75009, 120469, 175021, 361407, 525063, 843283, 1325159, 2529849, 3975477, 9276113, 27828339]

約数ペア:

[(1, 27828339), (3, 9276113), (7, 3975477), (11, 2529849), (21, 1325159), (33, 843283), (53, 525063), (77, 361407), (159, 175021), (231, 120469), (371, 75009), (583, 47733), (1113, 25003), (1749, 15911), (2273, 12243), (4081, 6819)]