28289415

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3499}}^1$

素因数の和:3532

約数の個数: 48

約数和(自身を含む): 57456000

約数和(自身を除く): 29166585

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 3499, 8085, 10497, 17495, 24493, 38489, 52485, 73479, 115467, 122465, 171451, 192445, 269423, 367395, 514353, 577335, 808269, 857255, 1347115, 1885961, 2571765, 4041345, 5657883, 9429805, 28289415]

約数ペア:

[(1, 28289415), (3, 9429805), (5, 5657883), (7, 4041345), (11, 2571765), (15, 1885961), (21, 1347115), (33, 857255), (35, 808269), (49, 577335), (55, 514353), (77, 367395), (105, 269423), (147, 192445), (165, 171451), (231, 122465), (245, 115467), (385, 73479), (539, 52485), (735, 38489), (1155, 24493), (1617, 17495), (2695, 10497), (3499, 8085)]