27480921

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 40318560

約数和(自身を除く): 12837639

約数列:

[1, 3, 13, 39, 67, 169, 201, 507, 809, 871, 2427, 2613, 10517, 11323, 31551, 33969, 54203, 136721, 162609, 410163, 704639, 2113917, 9160307, 27480921]

約数ペア:

[(1, 27480921), (3, 9160307), (13, 2113917), (39, 704639), (67, 410163), (169, 162609), (201, 136721), (507, 54203), (809, 33969), (871, 31551), (2427, 11323), (2613, 10517)]