27883989

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1266

約数の個数: 36

約数和(自身を含む): 47776716

約数和(自身を除く): 19892727

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 1113, 1193, 2597, 3339, 3579, 7791, 8351, 10737, 23373, 25053, 58457, 63229, 75159, 175371, 189687, 442603, 526113, 569061, 1327809, 3098221, 3983427, 9294663, 27883989]

約数ペア:

[(1, 27883989), (3, 9294663), (7, 3983427), (9, 3098221), (21, 1327809), (49, 569061), (53, 526113), (63, 442603), (147, 189687), (159, 175371), (371, 75159), (441, 63229), (477, 58457), (1113, 25053), (1193, 23373), (2597, 10737), (3339, 8351), (3579, 7791)]