12882933

素因数分解:

$3^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:374

約数の個数: 36

約数和(自身を含む): 21909888

約数和(自身を除く): 9026955

約数列:

[1, 3, 7, 9, 21, 49, 63, 131, 147, 223, 393, 441, 669, 917, 1179, 1561, 2007, 2751, 4683, 6419, 8253, 10927, 14049, 19257, 29213, 32781, 57771, 87639, 98343, 204491, 262917, 613473, 1431437, 1840419, 4294311, 12882933]

約数ペア:

[(1, 12882933), (3, 4294311), (7, 1840419), (9, 1431437), (21, 613473), (49, 262917), (63, 204491), (131, 98343), (147, 87639), (223, 57771), (393, 32781), (441, 29213), (669, 19257), (917, 14049), (1179, 10927), (1561, 8253), (2007, 6419), (2751, 4683)]