27804357

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1123}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 47477760

約数和(自身を除く): 19673403

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 917, 1123, 1179, 2751, 3369, 3537, 7861, 8253, 10107, 23583, 24759, 30321, 70749, 147113, 212247, 441339, 1029791, 1324017, 3089373, 3972051, 9268119, 27804357]

約数ペア:

[(1, 27804357), (3, 9268119), (7, 3972051), (9, 3089373), (21, 1324017), (27, 1029791), (63, 441339), (131, 212247), (189, 147113), (393, 70749), (917, 30321), (1123, 24759), (1179, 23583), (2751, 10107), (3369, 8253), (3537, 7861)]